| environ. |
thermal treatment 1. Heating and cooling a metal or alloy to obtain desired properties or conditions. 2. Treatment of hazardous waste in a device which uses elevated temperatures as the primary means to change the chemical, physical, or biological character or composition of the hazardous waste. Examples of thermal treatment processes are incineration, molten salt, pyrolysis, calcination, wet air oxidation, and microwave discharge (1. 加热和冷却金属或合金以获得所需的性能或条件。2.使用温度升高为主要手段改变化学，物理或生物性质或危险废物的废物处理装置的危险。热处理过程的例子是焚化，熔融盐、热解、锻烧、湿空气氧化、微波放电。) |
