borehole diameter
短语词组
- borehole e diameter 井径
- borehole diameter enlargement coefficient 井径扩大系数
- eighteen arm borehole diameter 臂井径
- borehole diameter enlargement rate 井径扩大率
- borehole diameter enlargement 井径扩大
- CAL borehole diameter 井径
- borehole diameter enlargement ratio 井径扩大率
- borehole diameter expanding 井径扩大
- thirty six arm borehole diameter 臂井径 返回 borehole diameter