Alternating drills that emphasize heavy usage of the throwing arm with those that are less stressful provides some protection against excessive wear and tear.
交替练习，需要使用投掷臂的练习与那些压力较小的练习交替，提供了一些保护，防止过度磨损和撕裂。
In order to restrict the rising rate of fault current caused by short circuit on one arm of bridge of inverter, a kind of device named current loop protection circuit can be adopted.
为了限制逆变器桥臂直通短路时故障电流的上升率，可以在装置的直流侧安装一种称为“环流保护电路”的附加电路。
Rotary code; PLC; Swing arm sampler; Control; Rotary protection.
旋转编码器；可编程控制器；旋臂采样机；控制；回转保护。
Miss Sun gave a screech like an ambulance siren reduced several thousand times in magnitude and reached out to grab Hung-chien's right arm as though seeking his protection.
孙小姐嘤然像医院救护汽车的汽笛声缩小了几千倍，伸手拉鸿渐的右臂，仿佛求他保护。
To hold on to the rock with one bent arm while using the other arm to reach up for the next hold or to place or clip protection.
一只手臂抓住把手点并且弯曲手臂、固定不使伸直，然后用另一只手去抓下一个把手点或架设确保点；
The contribution of engine reliability design to environment protection is illustrated with a case of rocker arm bushing design.
通过发动机摇臂衬套的可靠性设计案例分析，介绍了提高发动机可靠性设计对环保的贡献。
The contribution of engine reliability design to environment protection is illustrated with a case of rocker arm bushing design.
通过发动机摇臂衬套的可靠性设计案例分析，介绍了提高发动机可靠性设计对环保的贡献。
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