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dui ye lei ke la xing ya shui shi lou qi de ji dian gai jin
Pages: 48
Year: Issue:  5
Journal: Hydrogeology and Engineering Geology

Keyword:  压盘试漏丝扣雷克拉压盖方法劳动强度紧塞套压压力;
Abstract: <正> 一、手压盘试验器的手压盘和丝忏是用方形丝扣相连接,丝扣磨损很快,往往一套压水试漏器要备用2—3个手压盘。增加手压盘的强度,延长使用时间,一种方法是提高材料强度,另一种是增加手压盘的厚度,使丝扣增多,减少每个丝扣上所受的压力,我们采用了后一补方法:(图1)
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