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引用第5楼雨花石于2010-12-03 15:12发表的 :0 o$ e# ?' _" y7 M% I0 Q( f
Air-outlet grillesa and their immediate surrounds that are of metal and accessible to the test rod b: / M0 `- ~& s, r
----理解成“出风口栅栏” 及其周边能用 test rod b触及的“金属部件”。(也就是两个部位) 3 h4 w1 ?* z2 D3 W2 W7 Z
– fan heaters 175K ) ^1 b0 W6 F2 q# S' K2 V3 N2 W
– other heaters:130K 很多公司如楼上理解.
) E- f+ Y" _% {& j b0 |我认为这样理解有点不妥.
/ |" {! E& z7 G由楼上这样说,只要是出风口栅栏都是175K或130K,对于那部分用test rod b触不到的出风口栅栏也需考滤?如出风口栅栏内部.6 X# `: s W) A8 d, X: Z' o5 X
所以that are of metal and accessible to the test rod b是修饰Air-outlet grilles and their immediate surrounds . |
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