26. The paper introduces the structure, working principle, advantage of gas sealin centrifugal pump and its application and prospect.
介绍干气密封的结构、工作原理、优越性,以及在离心泵轴封领域的应用情况和前景。
来自互联网
27. This paper introduces the application of emulsified bitumen slurry sealin new pavement, operation and construction of slurry seal equipment.
简要介绍了乳化沥青稀浆封层技术在新建路面上的应用,以及稀浆封层设备的操作和施工方法。
来自互联网
28. When the tail water level is higher than the ground of a hydro-power plant, the repairing and safety of the plant will be affected without water seal in the tail gate.
当水电站尾水位高于厂房地平面时,如果尾水闸门不能止水,势必影响电站的检修和安全。
来自互联网
29. The design of AMPS reactors was presented, some noticeable problems in design and manufacture were proposed for the particular structure using the magnetic driving sealin the shaft seal.
介绍了AMPS反应釜的设计,针对轴封采用磁力传动密封的特殊结构,指出了在设计和制造中应注意的问题。
来自互联网
30. The design of AMPS reactors was presented, some noticeable problems in design and manufacture were proposed for the particular structure using the magnetic driving sealin the shaft seal.