法兰螺栓紧力
tension force of flange bolts
螺栓预紧负荷
bolt load at pretighten condition
泵对接表面螺栓力矩
pump halves joint face bolt torque
差速器压紧螺栓
differential hold-down bolt
镀锌六角螺栓螺帽
galvanized mild steel hexagonal bolt and nut
镀锌瓦楞螺栓螺帽
galvanized mild steel roofing bolt and nut
缸盖螺栓紧固顺序
head bolt tightening procedure
缸盖螺栓螺纹
cylinder head bolt thread
head bolt thread