本文介绍了顶杆安全半径的计算和采用压缩弹簧使顶出杆复位的方法。
The article introduces the calculating method of the safety value of ejector radius and the returning way of the ejector with the compressive spring.
电动铲车。可显示旋转半径和安全净空。
Electric forklift. Turning radius and safety clearance can be shown.
本文提出增大避雷线的半径的方法，可以减少输电线路的绕击率，从而提高输电线路的安全、稳定性。
This passage also points out that the way of enlarging ground wire's equivalent radius can reduce the rate of shielding failure and enhance the security and stability of the transmission lines.
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