小米 发表于 2012-1-13 08:46
看下定义呗!1 i, R7 ^- w4 p5 a" G- W1 L. U8 s
EQUIPMENT FOR BUILDING-IN: equipment intended to be installed in a prepared recess, su ...
黯然风起 发表于 2012-1-13 07:55 L/ K! ]* F+ E4 m- R! O, X
首先根据950,设备分为以下几类:Moveable,Hand-held,Transportable,Stationary,Direct plug-in
Stati ...
欢迎光临 安规网 (http://bbs1.angui.org/) | Powered by Discuz! X3.2 |