DictionaryForumContacts

   English
Google | Forvo | +
to phrases
core bit
archit. 空心钻
coal. 岩心钻头
el. 岩芯钻头
oil 取心钻头
tech. 空心钻头; 岩芯钻 (头); 钻芯; 取芯钻头; 取芯钻具
core-bit
eng.geol. 岩芯钻头
core bit
: 84 phrases in 13 subjects
Agriculture2
Architecture1
Bridge construction1
Cryptography1
Drilling6
Engineering geology4
General2
Information technology2
Mechanics3
Metallurgy4
Oil / petroleum12
Space1
Technology45