标题: 求教Fixed arms and suspension [打印本页] 作者: sxw910720 时间: 2013-4-12 10:59 标题: 求教Fixed arms and suspension EN60598中4.12.4中Screwed and other fixed connections between different parts of luminaires shall be2 B. z9 r( ]2 F* Q/ d3 x, `
made in such a way that they do not work loose through such torsion, bending stresses, 0 q$ I9 m) U( Xvibration, etc., as may occur in normal use. Fixed arms and suspension tubes shall be securely " E) k# v5 m7 s. z# V- Fattached.9 S$ X8 S" r( Y* b" Z' t6 P
fixed arms 在灯具中是什么装置，一般哪些灯具中会有fixed arms & p' n( K# k4 i+ l# ]) U: j, ^) V 求教！！！！！7 [* F8 a* A% w! \% X: f