Attach float ball to threaded screw at end of chain. The float is self tapping.

将浮球附加到链条末端的螺纹螺丝上. 这个浮球是自行攻丝的.

There are several methods are used in level measurement by using different instruments, for example, float ball level gage, pressure pickup level gage and radar level gage, etc.

目前，用于液位测量的仪表主要有，浮子式液位计、压力液位变送器以及雷达式液位计等几种。

The drain valve is opened or closed by taking advantage of the change of liquid level of condensate water with the high-precision grinding stainless steel hollow float ball in the valve cavity.

利用高精度研磨不锈钢空心浮球在阀腔内随着凝结水的液位变化开启或关闭阀门。