3374| 4
|
自潤(rùn)滑軸承運(yùn)行最快速度是多少?能連續(xù)工作24小時(shí)嗎?.急急急........ |
| ||
| ||
軸承材料
| ||
| ||
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, 2024-11-16 15:54 , Processed in 0.049960 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.