介绍了用微机与金属管浮子传感器和单片机组成测定装置，代替用玻璃浮子量油的传统PT燃油泵试验台，解决了目前PT燃油泵试验台现存的量油系统误差大的问题。

This text researches the testing equipment with computer and metal pipe float sensor and SCM, so that it can replace the traditional PT fuel pump test-bed measuring the oil with the glass float.

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