The quality of steel ball's surface is very important to use of mechanical bearing, so it is necessary to inspect steel ball's appearance all around.

钢球表面质量，是关系到轴承使用性能的重要环节，在生产中需要对钢球的外观进行百分百的监测。

youdao

As a result, bearing is playing a greet part in production. All kind of equipment rely on it . Quality of steel ball affect precision and life-span of bearing.

各类机电设备对其的依赖性日趋加剧而钢球作为轴承的重要零件，钢球的质量对轴承的精度、运动性能、使用寿命等都有至关重要的影响。

youdao

The chord and web members are all seamless steel tube. The ANSYS software is used to analyze the structure bearing capcity under main load combinations.

采用ANSYS软件，对结构在各主要荷载组合工况下的结构受力进行了分析，结果表明，结构受力合理，构件强度满足要求。

youdao