短語詞組短語borehole e diameter 井逕borehole diameter enlargement coefficient 井逕擴(kuò)大系數(shù)eighteen arm borehole diameter 臂井逕borehole diameter enlargement rate 井逕擴(kuò)大率borehole diameter enlargement 井逕擴(kuò)大CAL borehole diameter 井逕borehole diameter enlargement ratio 井逕擴(kuò)大率borehole diameter expanding 井逕擴(kuò)大thirty six arm borehole diameter 臂井逕 返回 borehole diameter