This article introduces the component parts and the operating principle of the ball float liquidometer, and analyses the errors of its system, installation and operation.

通过讲述浮子液位计的组成和工作原理，分析其系统误差、安装误差和使用误差。

Concerning on the problem of poor reliability and low measurement precision of traditional volumetric fuel consumption meter, a ball float fuel consumption meter is designed.

针对传统油耗仪可靠性差、测量精度低的问题，设计了一种浮球式发动机油耗仪。

In addition, operation easy to accumulate sewage, so after the end of job must drain and clean float, and regular replacement of the floating ball.

另外，作业时容易积存污水，所以作业结束后一定要排水和清扫浮球，并定期更换浮球。

High pressure ball valve floating ball valve installed in the system high turbulence of the float chamber.

高压浮球阀的浮球阀装在系统高压湍的浮球室里。

The dipping treatment process of float ball which is the key part in boiler water level controller was introduced.

介绍了锅炉锅筒水位控制调节器中关键部件—浮球的浸胶处理工艺。