释义 |
顶尖顶尖[dǐng jiān]1.■ (最高最上的部分) tip2.■ {机} centre; apex; core clamper:死顶尖dead centre 常用词组1.■顶尖车工 plain turning;2.■顶尖[针]活 centre work;3.■顶尖距 distance between centers;4.■顶尖缺口 relief;5.■顶尖头 centre head;6.■顶尖支承 conical sliding support;7.■顶尖轴 tail spindle;8.■顶尖座 dead head; tail block; foot block |