?螺旋钻

螺旋钻 anger twist bit; archimedean drill; auger drill; auger worm; clay auger; gimlet bit; helical drill; screw auger; ship auger; spiral auger; spiral bit; spiral borer; spiral drill; twist drill; ...

?粘土钻头

工程英语词汇C1 ... claymineral黏土矿物 clayeysilt黏质粉土；黏质粉沙 clayeysoil黏性土壤 ...

?开口的钻孔匙

... 很少开口的人 oyster 开口的钻孔匙 clay auger 一端开口的管 half-open tube ...