What would be the bottom surface of the block is then skimmed flat, and locating dowel pin holes are drilled.

将具有什么样的底部表面块然后脱脂持平，与定位柱销孔钻。

youdao

What would be the bottom surface of the block is then skimmed flat, and locating dowel pin holes are drilled.

将具有什么样的底部表面块然后脱脂持平，与定位柱销孔钻。

youdao