graining造句

1、Technology and Mechanism of Electrolytic Etched Graining of Al-Mg-Si Alloy
Al-Mg-Si合金表面电解刻蚀图纹化工艺过程与机制

2、We could also see graining on the rear tyres here too.
这里后台也会出现粒化。

3、Hair like graining is also evident in some of them.
头发像木纹也很明显，在其中的一些。