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原帖由 井忘川 于 2006-5-8 07:55 发表
( L3 p, [: H+ _键盘辐射最大是没错的。* @& t1 L- R c! T" m' j7 s
你知道计算机的辐射量是多少吗?
! ^) R; P \3 j$ W" b( l1.键盘1000V/m
) P# ^2 [! n: n6 X/ P1 q2.鼠标450V/m
; Q4 z @0 S- t8 x1 }3.屏幕218V/m
! L) d1 o8 O w" @) h4.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:" h; o# u1 e- g3 ]
- y# c% G0 q5 Z% u- i: bBand I: 5 Hz to 2 kHz, <=10 V/m, measured at 30$ I1 i# u3 z# i' s% z
cm in front of the VDU and at 50 cm in front of it.
; ^9 T3 c) x3 o' n0 kBand II: 2 kHz to 400 kHz, <=1.0 V/m, measured at
r2 I5 L9 K' y+ L5 H7 [6 F( j50 cm around the VDU and at 30 cm in front of it.4 }# B+ o7 ?+ v% q- T: E
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ref: http://www.d-silence.com/downloads/99crt.pdf E! A) H7 d$ V- S( x: g
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你这218v/m有何科学依据?
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# k9 c; i7 ?* D3 _( X4 y; Jgoogle了一把,源头是这:2 R% {" v& \ k- k4 E( i3 n
http://www.daniweb.com/techtalkforums/thread10489.html
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估计就这样以讹传讹了。, F8 p1 K! Z* Q' u1 c2 M! x6 t
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[ 本帖最后由 antelope 于 2006-5-8 10:28 编辑 ] |
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