Two ways that is controlled by people and controlled by intermittent pumping controller are chosen according to the length of the intermittent pumping system.
根据间抽制度的长短，分别实施人工间抽和使用间抽控制器自动间抽两种方式。
Two ways that is controlled by people and controlled by intermittent pumping controller are chosen according to the length of the intermittent pumping system.
根据间抽制度的长短，分别实施人工间抽和使用间抽控制器自动间抽两种方式。
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