Composed of purified water and ultra-highpurity materials.
由纯净水和超高纯度材料。
2
This valve is ideal for highpurity processes such as deionized water, as well as ultra-harsh chemicals not compatible with elastomers.
该系列适用于去离子水、与橡胶不相容的化学品等高纯作业。
3
In this paper, the grain growth in the HAZ of three kinds of ultra - fine grain steels such as low carbon steel, commercial X65 steel and highpurity X65 steel were evaluated.