关键词：紧固件孔；三维多裂纹；疲劳裂纹扩展；数值模拟 [gap=1399]Keywords: fastener hole; multiple 3D crack; fatigue crack growth; numerical simulation
基于20个网页-相关网页
全套管道孔板、阀门、法兰及反法兰、紧固件及其它所有附件，所有放水、放气阀门及安全阀。
Full set of pipe orifice, valves, flanges and counter flanges, fasteners and all other attachments, all water release valves, gas release valves and safety valves.
本实用新型是一种具有鼓泡作用的防脱落塔内件的连接紧固件及其连接 孔。
The utility model relates to a connecting and fastening piece and a connecting hole of an anti-dropping piece in a tower, and has the action of bubbling.
应用推荐