This article introduces the investigation results of European heat treatment equipment and commercial heat treatment plants organized by China H. T. Assocition in this year.

介绍了中国热协考察团对欧洲三国热处理设备制造及专业化生产的考察结果。

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If a company doesn't have its own treatment equipment, then it will send contaminated water to be stored at an approved dump.

NPR: Solar Industry Grapples With Hazardous Wastes