roughen

过去分词：

动词过去分词: roughened

更多词形：

动词过去式: roughened | 动词过去分词: roughened | 动词现在分词: roughening | 动词第三人称单数: roughens |

单词例句：

Roughen the surface and in the mirror, Super-shallow.

使暗不天变粗劣和闷暗。

A mini-sized sand-blasting gun of ejection-and absorption type,used to clean and roughen the metallic surfaces for thermal spraying.

一种小型的射吸式喷砂枪，可用作喷涂喷焊前的表面清洁毛化处理。

Tn] roughen (a surface) so that plaster or paint will stickto it.

将(表面)弄粗糙(以便附著灰浆或颜料)。

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。

Research on enhanced or roughen technique runway of V-shaped valley debris-flow

沟谷泥石流护岸、固底与糙底技术研究

Before painting the wood,roughen the surface with sandpaper.

油漆木器前，先用砂低把表面磨毛糙。

2. Before painting the wood, roughen the surface with sandpaper.

油漆木器前，先用砂低把表面磨毛糙。

As a conventional surface process,grit blasting can be used to clean and roughen metal surface.

喷砂是常用的金属表面处理方法,可起毛化和清洁作用,如作为热喷涂涂层的预处理工艺。

Short bits of rope yarn inserted into canvas to roughen the surface.

绳屑用于使面变得粗糙而加入帆布中的短线头