钢带液位计是一种传统的液位计。它是利用力学平衡原理设计制作的。它是由液位检测装置、高精度位移传动系统、恒力装置、显示装置、变送器装置以及其他外设构成。浸在被测液体中的浮子受到重力W，浮力F和由恒力装置产生的恒定拉力T的作用，当三个力的矢量和等于零时，浮子处于准平衡静止状态。力学平衡时的浮力是准恒定...
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