钻孔顶角的英文

zenithal angle of hole

zenithalangleofhole

• 钻孔:    drill; bore; drill ...
• 顶角:    point angle; apex ...
• 穿孔顶头:    piercing point

例句与用法

1. Utilize energy method to research crook problem of drilling rod under pressure and act on together , having studied the crooked influence to the drilling rod of torsion emphatically , the theory analyses found that axial load , hole vertex angle and torque are important factors of influence drilling rod crook
   利用能量方法研究了压力和扭矩共同作用下钻杆的弯曲问题，着重研究了扭矩对钻杆弯曲的影响，理论分析发现，轴向载荷，钻孔顶角和扭矩是影响钻杆弯曲的重要因素。