We can also carry out the analysis and calculation on the O-ring seal, which is used in the cone bit as well.

另外，对于应用于牙轮钻的O型密封圈进行了分析和计算。

youdao

We can also carry out the analysis and calculation on the O-ring seal, which is used in the cone bit as well.

另外，对于应用于牙轮钻的O型密封圈进行了分析和计算。

youdao