float-type level indicator 浮子式液位指示仪
transparent type liquid level indicator 透明式液面计
Magnetic type oil-level indicator 磁铁式油位指示器
The problem existing in the original resistance type level indicator is analyzed. The superiority of applying electronic sensor to measure coal level and modification process are narrated in detail.
对原电阻式料位仪存在的问题进行了分析，详述了应用电子传感器检测料位的优越性及改造过程。
The structure, principle and performance of the magnetic transfer type of float ball liquid level indicator as well as its application in VPI are introduced in this paper.
本文介绍了磁传动式浮球液位计的设计结构、原理、性能及其在VPI中的应用。
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