Presents the selection of cold and heat sources and design of the air system, water system, smoke control system and control system.
介绍了冷热源的选择及空调风系统、水系统、防排烟系统、自控系统设计。
Presents the selection of cold and heat sources and design of the air system, water system, control system and the safety measures for main equipment room in a air-conditioning application.
介绍了冷热源的选择及空调风系统、水系统、自控系统设计及主机房采取的安全措施，并做了几点设计总结。
As the characteristics of different oils in the industrial waste water and pollution sources of the railway enterprises, the non dispersion infrared photometry is the first selection.
根据铁路主要企业含油工业废水中油种来源及污染源特点，非分散红外光度法为首选方法。
As the characteristics of different oils in the industrial waste water and pollution sources of the railway enterprises, the non dispersion infrared photometry is the first selection.
根据铁路主要企业含油工业废水中油种来源及污染源特点，非分散红外光度法为首选方法。
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