The control received the anticipative effect through the test of metric pump flux. 通过计量泵流量测试，达到了预期的控制效果。
In addition to being extremely accurate, the pump is a unique valveless design having only one moving part. 除了其非常精确的特点外，弗洛德计量泵还具有独一无二的无阀设计，整个泵只有一个活动部件。
