螺旋形 – phrases

Terms for subject Drilling containing 螺旋形 | all forms | in specified order only

Chinese	English
井眼螺旋形加深	rifle-bore extension of the well
螺旋形弯曲	helically buckle
钻杆在井内螺旋形弯曲	helical buckling
螺旋形曲线	helical curve
螺旋形的	spiral
螺旋形的	helicoidal
螺旋形窜槽	helical channel
井眼螺旋形轨迹	spiral trajectory