?? 第二章.htm
字號(hào):
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p> </o:p></SPAN></P>
<P class=MsoNormal><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">2.10
</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">解：</SPAN></B><B
style="mso-bidi-font-weight: normal"><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></B></P>
<P class=MsoNormal style="MARGIN-LEFT: 21.25pt"><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">要點(diǎn)：指令數(shù)由</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">256</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">減少到</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">64</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">，減少了兩位指令碼。</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN-LEFT: 21.25pt"><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">在</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">A</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">處理機(jī)中所占的空間為：</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN-LEFT: 21.25pt"><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><SPAN
style="mso-spacerun: yes"> </SPAN>M<SUB>A</SUB> = 1000*32 +
</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">（</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">1000*2*32</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">）</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">/8
= 40000bit <o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN-LEFT: 21.25pt"><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">在</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">B</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">處理機(jī)中所占的空間：</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">39000bit<o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN-LEFT: 21.25pt"><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><SPAN
style="mso-spacerun: yes"> </SPAN>M<SUB>B</SUB> = 1000*30 +
</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">（</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">1000*2*36</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">）</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">/8
= 39000bit <o:p></o:p></SPAN></P>
<P class=MsoNormal><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p> </o:p></SPAN></B></P><B
style="mso-bidi-font-weight: normal"><SPAN lang=EN-US
style="FONT-SIZE: 15pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA"><BR
style="PAGE-BREAK-BEFORE: always" clear=all></SPAN></B>
<P class=MsoNormal><B style="mso-bidi-font-weight: normal"><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">2.13
</SPAN></B><B style="mso-bidi-font-weight: normal"><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">解：</SPAN></B><B
style="mso-bidi-font-weight: normal"><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></B></P>
<TABLE class=MsoNormalTable
style="BORDER-RIGHT: medium none; BORDER-TOP: medium none; BORDER-LEFT: medium none; BORDER-BOTTOM: medium none; BORDER-COLLAPSE: collapse; mso-border-alt: solid windowtext .5pt; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext"
cellSpacing=0 cellPadding=0 border=1>
<TBODY>
<TR>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 1pt solid; WIDTH: 59.4pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt"
vAlign=top width=79>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">指令</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">序號(hào)</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 111pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt"
vAlign=top width=148>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">出現(xiàn)</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">的概率</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 85.2pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt"
vAlign=top width=114>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">Huffman<o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">編碼法</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 85.25pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt"
vAlign=top width=114>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">2/8</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">擴(kuò)展</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">編碼法</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 85.25pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt"
vAlign=top width=114>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">3/7</SPAN><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">擴(kuò)展</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
style="FONT-SIZE: 15pt; FONT-FAMILY: 楷體_GB2312; mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 'Times New Roman'">編碼法</SPAN><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312"><o:p></o:p></SPAN></P></TD></TR>
<TR>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 1pt solid; WIDTH: 59.4pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=79>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">I1<o:p></o:p></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 111pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=148>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">0.25<o:p></o:p></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 85.2pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=114>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">00<o:p></o:p></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 85.25pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=114>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">00<o:p></o:p></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 85.25pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=114>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">00<o:p></o:p></SPAN></P></TD></TR>
<TR>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 1pt solid; WIDTH: 59.4pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=79>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso-fareast-font-family: 楷體_GB2312">I2<o:p></o:p></SPAN></P></TD>
<TD
style="BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 111pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt"
vAlign=top width=148>
<P class=MsoNormal style="TEXT-ALIGN: center" align=center><SPAN
lang=EN-US
style="FONT-SIZE: 15pt; mso-bidi-font-size: 10.0pt; mso?? 快捷鍵說明
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