rod bit 中文意思是什麼
rod bit
解釋
不取心金剛石鉆頭-
Welded drill rod and bit for low - compressive strength rock
焊接結構軟巖鉆桿與鉆頭 -
A new type rod damping stabilizer for rotary drills ispresented. it can increase the service life of rotary bit by about 27 % and its own life is over ten thousand meters. as a result, good econom ic benefit can be obtained
介紹了牙輪鉆機用的一種新型減振穩桿器,提高牙輪鉆頭使用壽命27 %左右,其本身使用壽命超萬米,獲得了良好的經濟效益。 -
[ bbe ] a whip for the horse, a mouth - bit for the ass, and a rod for the back of the foolish
鞭子是為打馬。轡頭是為勒驢。刑杖是為打愚昧人的背。 -
The going wasn't easy, she slipped on a piece of ragged concrete and tore her dress on a rusty bit of steel rod.
走進去不是那麼容易的,她踩了一塊碎的水泥滑了一下,給一根銹鋼條刮破了衣服。 -
Rod taper for detachable rock - bit
可卸式鑿巖釬頭用錐形釬桿
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