常見(jiàn)例句雙語(yǔ)例句This paper illustrates the principle of the inner cone grinding twist drill and the process of grinding experiments on the tool grinder.闡述了內(nèi)錐面法刃磨麻花鉆的原理以及在工具磨床上進(jìn)行磨削工藝試驗(yàn)的方法。 返回 twist drill grinder