作者研制的动态流量计是国内流量控制系统中所缺乏和急需的器件，已成功地应用在国产液压电梯流量反馈控制样机上。

This type of flow sensor is widely needed in the flow control systems and has been successfully used in the home-produced prototype hydraulic elevator with flow electrical feedback control system.

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中国石油浙江销售分公司采用LL型腰轮流量计对成品油计量以来效果明显，已在成品油的动态计量中推广应用。

PetroChina Zejiang Sale Branch applied LL type waist wheel flow meter for measuring product oil for a month and good effects are obtained. The flow meter has been used for dynamic measurement widely.

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