基本解释[经济学]钻头刃磨机英汉例句双语例句Basic structure and operation principle of the parallel grinder for helical drill point grinding is presented.给出螺旋面钻尖刃磨机床的基本结构及其工作原理。drill point grinder更多例句词组短语短语drill l point grinder 钻头刃磨机Virtual Axis Drill Point Grinder 虚轴钻尖刃磨机drill point grinder更多词组专业释义经济学钻头刃磨机