expansive bit
英
美
- bit n.少量;小块;片刻;马嚼子;(烟头等的)咬嘴;钻头;钥匙齿;一角二分半钱;[计]比特v.给(马等)上嚼口;约束动词bite的过去式和过去分词
- expansive adj.易膨胀的;广阔的;滔滔不绝的;健谈的
Noun:
-
a bit with a cutting blade that can be adjusted to different sizes
- A good way to help you to improve drilling technique is to use a jet bit.
能帮助你们改进钻井技术的一种好方法是使用喷射式钻头。