![]() |
純技術(shù)人員闖市場真心不易——創(chuàng)業(yè)記錄(一) |
| ||
| ||
| ||
點(diǎn)評
需要研究一些參數(shù),比如混凝土的量,,壓下去的力度等等,。
| ||
| ||
| ||
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2025-4-20 22:12 , Processed in 0.057974 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.