2134| 2
|
各位前輩,pc=6.05,、n=1440r/min,,不應(yīng)該是靠近A選A嗎?為什么教科書(shū)上A和B都可以選呀 |
| ||
| ||
| ||
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, 2025-2-23 05:34 , Processed in 0.058222 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.