管路上的各种阀门在安装前要拆开清洗，检查阀柄是否灵活，并经试压不漏后方可安装。
Take apart all valves along the pipeline for washing before installation, check whether valve handles are flexible. The valves can be installed after passing the pressure test.
完工后房主要进行通水试压，所有接头、阀门与管道连接处都不能有渗水、漏水现象，而后还要进行防锈处理。
Upon completion of the Housing major test for water pressure, all joints, valves and pipelines connecting Department can have water seepage, leakage phenomenon, and then also for rustproof.
JLD型系列液压阀门测试台是集机电、液压、试压液体介质贮存循环使用于一体，具有功能完善、性能稳定、自动化程度高等特点。
JLD series hydraulic valve testing bench is a set of mechanical, hydraulic, pressure test liquid media storage cycle used in one, with perfect function, stable performance, high degree of automation.
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