Auganite
[地質(zhì)]輝安巖
??? 情景例句
and wait for the final results.
等待最后的結(jié)果。
A crown is no cure for the headache.
王冠難治頭痛。
and we control it by means of the mud which we circulate down the drill pipe.
我們讓泥漿順著鉆桿向下循環(huán)，用這種方法來控制壓力。