According to the work form of computer analogue of manual inspecting course, the author develops oil tank automatic metering system.
按人工检尺过程计算机模拟的工作方式，研制了一种油罐自动计量系统。
This invention discloses a manual fast filtering sewage treatment system. It comprises the retainer tank and the fast filtering tank.
本发明公开了一种人工快速渗滤污水处理系统，它由隔栅池、预沉池和快滤池组成。
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