With increase of heating temperature and duration of heating time, the depth and concentration of phosphorous-enriched layer in uphill diffusion increases continuously.
随着提高加热温度和延长保温时间，“上坡扩散”的富磷层深度和浓度将不断增加。
Those mainly reside in understanding depth of and attention level to the coating material, coating structure design, surface cleaning process and heating drying process.
主要反映在对涂层材料、涂层结构、表面处理工艺、热固化工艺等设计的理解深度和重视程度上。
The paper describes tests for the in -depth domestic sewage treatment process at Bohai base of Liaohe Oil Field and providing its effluent for feeding a heating boiler.
在总结辽河油田渤海基地生活污水深度处理供采暖锅炉回用试验研究的基础上，对其污水处理工艺及试验过程进行综述。
应用推荐