樓主: 櫻花櫻花
|
三構(gòu)件斜面機(jī)構(gòu)處于靜止?fàn)顟B(tài)時(shí)各接觸面之間有靜摩擦力嗎? |
| ||
| ||
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, 2024-11-19 08:49 , Processed in 0.053279 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.