5584| 14
|
想在銅螺紋的六方上打孔 |
| ||
| ||
| ||
| ||
| ||
| ||
點(diǎn)評(píng)
一種一次性鎖具,用于指示是否開啟過(guò),一般都是兩根細(xì)銅絲加一個(gè)小鉛塊,小型罐式滅火器上的保險(xiǎn)栓上就有這個(gè)東西。
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
GMT+8, 2024-11-8 19:37 , Processed in 0.060887 second(s), 22 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.