The testing method using fall size substance specimens is introduced for transmission shaft, oil well pipe, train pothook, cover of sewer well.

介绍了传动轴、油井管、火车挂钩、窨井盖等全尺寸实体试件试验方法与工程实际应用情况。

youdao

The testing method using fall size substance specimens is introduced for transmission shaft, oil well pipe, train pothook, cover of sewer well.

介绍了传动轴、油井管、火车挂钩、窨井盖等全尺寸实体试件试验方法与工程实际应用情况。

youdao