counter-circulation
美 英
英漢解釋
例句
Experimental Research on Run-through DTH Counter-Circulation Drilling Technique
貫通式潛孔錘反循環(huán)連續(xù)取芯技術(shù)的試驗(yàn)研究
Talk about the Principles of Counter-circulation and the Questions of Operating
淺述反循環(huán)工藝原理及運(yùn)行問題