hollow drill bit的意思|示意
美 / /
英 / /
空心钻头
hollow drill bit的网络常见释义
空心钻头 ... 【治】空心钻钢。 hollow-drill steel 空心钻头 hollow bit; hollow boring bit; hollow drill bit 木工空心钻 core drill for wood working ...
hollow drill bit相关短语
1、 Hollow stepped drill bit 中空阶梯钻头
hollow drill bit相关例句
Our products include: magnetic drill, threading machine, hollow bit and rail drill.
经营产品为：磁力钻，攻丝机，空心钻头及钢轨钻头。