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发表于 2008-05-29 08:16
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表2 包括SI辅助单位在内的具有专门名称的SI导出单位%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH量的名称%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| SI导出单位%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 名称%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 符号%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 用SI基本单位和SI导出单位表示%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| [平面]角%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 弧度%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| rad%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1 rad=1 m/m=1%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 立体角%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 球面度%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| Sr%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1 sr=1 m2/m2=1%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 频率%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 赫[兹]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| Hz%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1=Hz=1 s-1%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 力%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 牛[顿]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| N%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1 N=1kg·m/s2%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 压力、压强,应力%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 帕[斯卡]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| Pa%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1 Pa=1 N/m2%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 能[量],功,热量%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 焦[耳]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| J%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1J=1 N·m%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 功率,辐[射能]通量%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 瓦[特]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| W%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1W=1J/s%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 电荷[量]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 库[仑]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| C%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1C-1A·s%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 电压,电动势,电位(电势)%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 伏[特]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| V%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1V=1W/A%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 电容%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 法[拉]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| F%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1F= 1C/V%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 电阻%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 欧[姆]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| Ω%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1Ω=1V/A%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 电导%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 西[门子]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| S%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1S=1Ω-1%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 磁通[量]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 韦[伯]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| Wb%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1 Wb=1V·s%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 磁通[量]密度,磁感应强度%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 特[斯拉]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| T%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1T=1Wb/m2%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 电感%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 亨[利]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| H%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1H=1Wb/A%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 摄氏温度%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 摄氏度%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| ℃%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1℃=1K%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 光通量%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 流[明]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1m%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1 1m=1 cd·sr%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| [光]照度%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 勒[克斯]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1x%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1 1x=1 1m/m2%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| [放射性]活度%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 贝克[勒尔]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| Bq%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1 Bq=1 s-1%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 吸收剂量比授[予]能比释动能比释动能%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 戈[瑞]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| Gy%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1 Gy=1 J/kg%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 剂量当量%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 希[沃特]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| Sv%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1Sv=1 J/kg %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
|
%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH 用SI基本单位和具有专门名称的SI-导出单位或(和)SI辅助单位以代数形式表示的单位称为组合形式的SI导出单位。%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH 3)SI倍数和分数单位%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH 在国际单位制中,SI基本单位,具有专门名称导出单位,以及直接由它们构成的组合形式的导出单位,都称为SI单位,是量的主单位。而这些主单位量值的大小,不一定非常适合科学、工程和商贸领域的实际需要。因此,国际单位制规定可在SI单位之前加上SI词头(如表3),构成大小不同的lO进倍数单位和分数单位,如长度单位m的倍数单位有km,Mm,Gm等,分数单位有cm,mmυn等二%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH但在实际应用中,不能把国际单位制单位和SI单位划等号,两者在含义上有区别。国际单位制单位包含了这个单位制中所有单位,但SI单位是国际单位制中的一部分单位,它们都不带SI词头(即系数为l,质量单位kg除外)。带词头后形成的倍数单位和分数单位。%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH(系数不是1)称为SI单位的lO进倍数和分数单位。%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH SI词头和SI单位构成SI倍数单位或分数单位,因而,SI词头是SI单位的倍数单位或分数单位的一部分。它不是单位的本身,而是代表lO的不同指数大小。所以它们不能单独使用,只有在单位符号之前才有意义,而且不能使用重迭的词头。例如:把词头k加在基本单位m的前面就构成km(10的三次方米),但不能构成m/an(应写成nm)。km,nil]分别是m这个SI基本单位的倍数单位和分数单位。%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH表3 SI词头%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH因数%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 词头名称%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 符号%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 英文%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 中文%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 1024%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
1021%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
1018%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
1015%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
1012%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
109%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
106%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
103%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
102%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
101%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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| Yotta%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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Micro%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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Yocto%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 尧[它]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
泽[它]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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百%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
十%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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| Y%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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| %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH5.什么是法定[计量]单位 legal unit[of measurement]%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH答:由国家法律承认、具有法定地位的计量单位。%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH 1984年2月27日,国务院发布命令,规定我国计量单位一律采用《中华人民共和国法定计量单位》。《计量法》第三条明确规定:“国际单位制单位和我国选定的其他计量单位,为国家法定计量单位。国家法定计量单位的名称、符号由国务院公布”。%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH 我国法定计量单位是建立在国际单位制基础上的计量制度。国际单位制是我国法定计量单位的主体,所有国际单位制的单位都是我国法定计量单位。%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH但我国法定计量单位未照搬ISO 1000和CIPM出版的《国际单位制》(第6版,1991年)的关于制外单位内容,而是根据我国实际情况,选择了16个可与国际单位制并用的非SI的单位,作为我国法定计量单位的一部分。详见表4。%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH表4可与国际单位制单位并用的我国法定计量单位%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH量的名称%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
| 单位名称%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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| 时间%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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u%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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1u=1.660540*10-27kg%éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH %éRg>C,ïbbs.3c3t.comÊ;ÿ²¢ûbH
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