这些实验包括带孔板件的拉伸实验、板件的振动实验、板件的转动实验。

These experiments include tension experiment of a plate with a hole, vibration and turn experiment.

youdao

这些实验包括带孔板件的拉伸实验、板件的振动实验、板件的转动实验。

These experiments include tension experiment of a plate with a hole, vibration and turn experiment.

youdao