首先通过检修口拆卸阀瓣的后面及其弹簧末端。
Remove through access port with back of clapper first with spring end down.
保证了铁路罐车阀类试验数据的准确性,提高了检修质量,从而保障了行车安全,减轻了工人的劳动强度。
It also guarantees the accuracy of experimental data of railroad tank car valves, improves the overhaul quality, and thus ensures the traffic safety and reduces worker's labor intensity.
对核电站用两种主蒸汽隔离阀的结构、系统、性能、运行和可检修性进行了分析和比较,为主蒸汽隔离阀的选型提供了参考。
The structure, system, performance, operation, maintenanciability of two kinds of main steam isolation valve (MSIV) are analyzed and compared, which provides reference for the setat type of MSIV.
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