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引用第5楼雨花石于2010-12-03 15:12发表的 :) C& d3 A3 v$ C9 u2 M
Air-outlet grillesa and their immediate surrounds that are of metal and accessible to the test rod b: 3 E& W7 c, x$ i# n$ s9 Y+ E! d
----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) 5 @& F# o2 J2 W' c$ F" z% {
– fan heaters 175K
: A" H. s( ]& U6 ^4 J G6 G– other heaters:130K 很多公司如楼上理解.' `+ u, d: U$ o* i/ |
我认为这样理解有点不妥.! r, A2 v' Q9 j0 X" h8 C
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.
, M: y9 F! A; G! S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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