现在用的多少目的筛布。

What's the mesh of the screen cloth in use?

youdao

自从这口井开钻以来这块筛布就一直用着。

Since this well was started to drill, this piece of screen has been used continuously.

youdao

今天你们换震动筛筛布了吗？

Have you changed the shaker screen today?

youdao

这块筛布我们已经用了很长时间了。

We have been using this piece of screen for a long time.

youdao

这块筛布我们已经用了很长时间了。

We have been using this piece of screen for a long time.

youdao