Principles of mass flow gauge and results are introduced.

介绍了质量流量计的工作原理及应用效果。

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Stem flow gauge can measure plant flow rate directly. In this paper, we have evaluated the value of the instrument through farmland experiment and theory calculation.

通过田间试验及理论计算，验证了对茎流计在测量作物蒸腾方面的实用价值。

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This apparatus consists essentially of a flow meter, a pressure gauge.

这个装置有一个必不可少的流量计，一个压力表。

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He uses his flow indicators among the 20 factors in a model for his Chaikin Power Gauge ratings, discussed in the video.

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