In the sewer pipe with high energy slope, there always occurs the high velocity flow, and its hydraulic calculation is beyond the range of wastewater design specification.
大比降排水管水流通常为高速水流，其水力设计已经超过排水设计规范范畴。
In this paper, the way of providing cold energy and the existing Problem were discussed, the specification and annual operation cost of the single-action on liBr-Refrigeratory were thoroughly studied.
分析了燕化化工一厂目前的供冷方式及存在的问题，对单效型溴冷机的技术参数、年运行费用等进行了全面的分析比较。
Introduction is done to the specification of the air-jet looms ZAX9100. Analysis is done to the application and the energy economy as well as the noise reduction.
介绍了ZAX9100型喷气织机的技术参数，分析了该机适用性广和节能降噪等性能特点。
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