Pipe flowmeter is a very potential flow metering equipment.

弯管流量计是一种有潜力的流量计量仪器。

The elevators of this series are designed for auxiliary packaging metering equipment.

该系列输送、提升机是为辅助计量、包装设备而设计的。

To increase nc Machine precise, it is necessary to provide the online metering equipment.

为提高数控机床的加工精度，有必要为其配备在线测量装置。

PT secondary voltage step-down is one of the reason which causes the comprehensive error of the electric energy metering equipment.

而PT二次压降又是引起电能计量装置综合误差的直接原因之一。

Sound-level meter by its simple, convenient, the cost is low, the precision higher a series of merits, become one of aircraft noise measurement aspect main metering equipment.

声级计以其简单，方便，成本低，精度高等一系列优点，成为航空器噪音测量方面主要的测量仪器之一。