surface roughen的意思|示意

If maximum recoat interval is exceeded, roughen the film surface to ensure the adhesion between layers.

如超过最大重涂间隔，须磨粗表面，以确保漆膜间的附着力。

Before painting the wood, roughen the surface with sandpaper.

油漆木器前， 先用砂低把表面磨毛糙。

You'd better roughen the surface before applying the paint.

你最好先把表面弄毛糙再涂颜料。

The results show that the two-step method can effectively remove Co on the cemented carbide substrates and obviously roughen the surface of the cemented carbide substrate.

研究表明，两步混合处理法不仅可以有效的去除硬质合金基体表面的钴，而且，还可显著粗化硬质合金衬底。

By sanding the split leather surface to roughen it up.

是通过打磨分割层皮革的表面，使它变粗糙而得到的。

Its synchronous construction process includes milling and planing the concrete bridge surface to roughen, cleaning and blasting with special apparatus;

施工方法，采用专用设备对混 凝土桥面板表面浮浆进行铣刨、拉毛或凿毛、清扫、吹净处理；