He said his team used a metallic substrate simply because it's necessary in order to produce scanning tunnelling microscope images.

他还说他的小组选用金属只是出于制作扫描隧道显微镜图片的需要。

youdao

Shot Peening(SP)is a typical severe plastic deformation method to produce ultra-fine grains of metallic materials.

高能气动喷丸是通过剧烈塑性变形产生细晶材料的方法之一。

youdao

There are several types and a hundred of colors we can provide. We also produce metallic yarn which according to the sample from customers.

该产品种类繁多，有几百种颜色可供选择也可根据客户来样加工。

youdao