The joint-torts duty is an important part of the institution of Torts in civil law, and the subjective item is the key of the joint-torts duty .

共同侵权责任是民法侵权责任制度的重要组成部分，而共同侵权责任的主观要件是共同侵权责任制度中的核心问题。

youdao

For this reason, our country have regard constant velocity universal joint as one of the key part project to support especially.

为此，国家将等速万向节列为重点扶持的汽车关键零部件项目之一。

youdao

Universal joint, a key part of main drive system in rolling mill, has the characteristics of complicated structure and bearing impact twisting moment when working.

万向接轴是轧机主传动系统的关键部件，具有结构复杂、工作时承受随机冲击扭矩等特点。

youdao