常見例句Keywords Well site safety;Waterjacket boiler;Gas coil;Bent;Coil welding;Nondestructive detection;Coiled pipe;Spiral coil.; 井場安全;水套爐;氣盤管;彎頭;盤管焊接;無損探傷;蛇形盤管;螺旋盤管; 返回 waterjacket