活动以各一线部门为单位自由组队，每组6名队员，内容有吹气球、背夹球、夹弹珠、往返跑、摸石子过河。

Activities in order to free the line departments as the unit team, each with 6 players, the contents of balloon blowing, ball clip, clip marbles, shuttle run, touch the stone river.

youdao

深沟球轴承浪形保持架，按新参数设计存在夹球问题。

There was a problem of clamping ball in designing deep groove ball bearing cage according to new parameter.

youdao

通过实验研究，分析了两种不同性能材料空心球在作为夹芯梁芯材时，梁弯曲的载荷-位移曲线的特点，另外对于结构的破坏进行了简单的力学分析。

Then we discuss the characteristics of the force-displacement curve of the sandwich beam, and finally give a simple mechanical analysis on the failure of the structures.

youdao