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原帖由 井忘川 于 2006-5-8 07:55 发表* Q0 Z4 |5 C% k; @2 K
键盘辐射最大是没错的。
5 G0 C: p* \8 z你知道计算机的辐射量是多少吗?
2 u4 N, X! G* V7 a9 k2 ]8 [1.键盘1000V/m7 X- q8 q; @. b5 q1 h
2.鼠标450V/m( @3 b! |8 ]5 t: |) U' f, Z N5 \
3.屏幕218V/m5 d2 } V3 O7 P9 x" h
4.主机170V/m。
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国际标准 TCO’99对CRT显示器的电场强度要求是:
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Band I: 5 Hz to 2 kHz, <=10 V/m, measured at 30
~7 E& m2 l7 `/ n0 Ucm in front of the VDU and at 50 cm in front of it.
! p0 d; O" y4 @3 pBand II: 2 kHz to 400 kHz, <=1.0 V/m, measured at. x9 s0 a: h: W$ W. o/ z7 t7 p/ ~
50 cm around the VDU and at 30 cm in front of it.8 V1 q0 H0 W; J! S, ^! I$ |
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ref: http://www.d-silence.com/downloads/99crt.pdf. Z1 ]* g5 W6 ^8 x8 M
: Z9 f' p8 y# h& A" W你这218v/m有何科学依据?
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google了一把,源头是这:! U$ x" L$ h( Y4 K4 j3 a
http://www.daniweb.com/techtalkforums/thread10489.html1 @% y/ Z- O/ m; a. K
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估计就这样以讹传讹了。& j7 \9 t: `( n
- \. M$ i) e5 x6 C: |) r$ M[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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