求各种单位注解...

本人属于新手,在电子方面还有很多不懂的地方好多说明上面有些单位如:<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">分布电容小于</span><font style="BACKGROUND-COLOR: #48dd22;"><span lang="EN-US" style="FONT-FAMILY: 'Times New Roman'; FONT-SIZE: 12pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体;">0.2</span></font><span lang="EN-US" style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;"><font style="BACKGROUND-COLOR: #48dd22;">uf/km&nbsp;&nbsp;&nbsp; </font><table border="25" cellpadding="9" cellspacing="9" width="160010" style="BORDER-BOTTOM: medium none; BORDER-COLLAPSE: collapse; BORDER-LEFT: medium none; BORDER-RIGHT: medium none; BORDER-TOP: medium none; WIDTH: 100%; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-alt: solid windowtext .5pt;"><tbody><tr style="HEIGHT: 16.75pt;"><td width="30410" style="BACKGROUND: #f1f1f1; BORDER-BOTTOM: windowtext 0.5pt solid; BORDER-LEFT: windowtext 0.5pt solid; BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; HEIGHT: 16.75pt; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm; WIDTH: 19.32%; mso-shading: windowtext; mso-pattern: gray-25 silver;"><p align="center" class="MsoBodyTextIndent" style="TEXT-ALIGN: center; TEXT-INDENT: 0cm; mso-char-indent-count: 0; mso-char-indent-size: 0cm;"><span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 12.0pt;">工作压力<span lang="EN-US"><p></p></span></span></p></td><td width="43210" style="BORDER-BOTTOM: windowtext 0.5pt solid; BORDER-LEFT: medium none; BORDER-RIGHT: windowtext 0.5pt solid; BORDER-TOP: windowtext 0.5pt solid; HEIGHT: 16.75pt; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm; WIDTH: 27.28%; mso-border-left-alt: solid windowtext .5pt;"><p class="MsoBodyTextIndent" style="TEXT-INDENT: 0cm; mso-char-indent-count: 0; mso-char-indent-size: 0cm;"><span lang="EN-US" style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 12.0pt;">86</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; mso-bidi-font-size: 12.0pt;">~</span><span lang="EN-US" style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-size: 12.0pt;">106<font style="BACKGROUND-COLOR: #4db38a;">kPa<p></p></font></span></p></td></tr></tbody></table><p>等等吧有没有哪里可以找到专门讲安防电子方面常用单位谢谢</p><p>&nbsp;</p></span>