In this paper, the limitation and shortage of the open channel flow measurement are pointed out based on the review of the flow measurement methods and velocity distribution in open channel.
本文首先综述了明渠断面流量测量方法以及明渠断面流速分布的研究现状，在此基础上，指出了目前明渠断面流量测量方面的缺陷和不足。
A simple way was founded to solve the shortage in the cell size measurement of flow cytometry (FCM).
针对流式细胞术在细胞大小测量中的不足，提出了一种简单的解决方法。
Aiming at the shortage of traditional method of measuring power frequency parameters of overhead transmission lines, measurement of power frequency parameters by non power frequency is put forward.
为了解决输电线路在高感应信号下，准确方便地测量线路的工频参数，针对架空输电线路工频参数传统测量方法的不足，提出了异频法测量线路工频参数。
Because of the shortage of this amplifier, we develop a new measurement which can improve the power efficiency remarkably without adding the complexity of the system.
针对此类功率放大器的不足，探讨了一种改进措施，给出了设计原理图，有望在不增加系统复杂性的基础上，显著提高前馈法的效率。
Within the period of validity of this contract, the quantity, measurement, freight shortage and computation of the products of each lot shall be specified otherwise.
在本合同期内，每一批合作产品的数量和计量单位、计量方法、货差规定及计算方法另行约定。
Within the period of validity of this contract, the quantity, measurement, freight shortage and computation of the products of each lot shall be specified otherwise.
在本合同期内，每一批合作产品的数量和计量单位、计量方法、货差规定及计算方法另行约定。
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