Chinese translation for "ring drilling"

环向钻孔法
环形钻进
岩心钻进

Similar Words：

"ring down system signaling equipment" Chinese translation, "ring down the curtain" Chinese translation, "ring down trunk signaling" Chinese translation, "ring drawbar" Chinese translation, "ring drier" Chinese translation, "ring dripper" Chinese translation, "ring duct" Chinese translation, "ring dye laser" Chinese translation, "ring dyke" Chinese translation, "ring dynamics object" Chinese translation