ratio meter

At the same time, considering the reserve ratio of single sand layers with net thickness over one meter, the paper has also established a polymer flooding EOR value evaluation model.

同时考虑油层中有效厚度大于1m单砂层储量的比例，建立了聚合物驱采收率提高值评估模型。

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Increase signal to noise ratio and so increase anti interference capability and appreciation accuracy of the G N Line Determination Meter.

在采用有源滤波的基础上，进一步利用数字滤波和对输入信号线性累加的软件处理，提高了信噪比，从而提高了G-N线检测仪的抗干扰能力和判断的准确度。

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China's mainland was ranked fourth globally in terms of the per square meter price/ per capita GDP ratio, trailing India, Cambodia and the Philippines, where an average income earner needs to work about 740, 319 and 142 years, respectively, to afford a luxury home.

中国大陆以每平方米价格/人均国内生产总值比率在全球排名第四，紧随印度、柬埔寨和菲律宾，按那里的平均收入来源需要工作740年、319年和142年才能分别负担起一座豪华住宅。

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The software aud hardware of the Laser enery-ratio meter of LER-1 type.

LER -1 型 激光能量 比率计的软件及硬件.

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PAN fibers with different drawing ratio and different preoxidation degree were investigated by means of sound velocimeter and X-ray diffraction meter.

采用声速仪及X射线衍射仪对不同牵伸倍数和不同预氧化程度的PAN纤维进行取向度和预氧化程度的测试，并将其结果进行对比。

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