The filter pressure drainage and drainage are two ways to manually drain. Manual drainage when the water level below the level reached before the filter must be excluded.

本过滤器排水有压差排水与手动排水二种方式。手动排水时当水位达到滤芯下方水平之前必须排除。

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Typically, test script maintenance, whether manual or automated, is the single largest drain on testing resources.

通常，测试脚本维护，不论是手工的还是自动的，都是测试资源的最大消耗。

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Bleed, drain and by-pass piping can be furnished with manual or remote actuated valves, as required.

如果需要的话，排出阀、排泄阀和旁路管道可以配置手动或遥控执行机构阀门。

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