底丝攻

词组短语

bottoming tap

与底丝攻相关的网络例句 [注：此内容来源于网络，仅供参考]

The topic of this task is:the bottom engine body of D180 8 holes building-block drill and its jig designing,it elaborated the principle of combination drilling machine,the design process,the superiority which compared with the universal engine bed and the ordinary special purpose machine,and carried on the design and the computation to the headstock and the engine bed jig.

加工工艺毕业设计论文：D180柴油机12孔攻丝机床及夹具设计说明书共55页，22952字，autocad图纸5张摘要本课题题目为：D180柴油机机体底面孔组合钻床及夹具设计。设计过程主要阐述了组合钻床的工作原理，设计过程，与通用机床和普通专用机床相比的优越性，并对其主轴箱和机床夹具进行设计和计算。