·2,447,543篇论文数据,部分数据来源于NoteExpress
Bolt hole fitting plastic core industrial caster.
孔顶塑芯工业脚轮。
youdao
Based on bolt looseness broken analysis for railway wagon core plate, puts forward the preventive measures.
针对铁路货车心盘螺栓松动折断的问题,分析其原因,并提出防范措施。
The fastening bolt is fixed with the inner core.
紧固螺栓与内芯紧固。
应用推荐
模块上移
模块下移
不移动