The result shows that the numerical simulation has truly reflected the basic law of gas flow and can predict gas flow quantity from boreholes in coal seam.

研究结果表明，数值模拟准确反映了煤层瓦斯流动基本规律，能够定量预测煤层钻孔瓦斯流量。

youdao

The utility model is suitable for measuring the flow quantity of gas and liquid.

适合于测量气体和液体的流量。

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The air-passage device can adjust the flow quantity and input any required gas randomly.

※气路装置可任意调节流量，能任意输入各种所需气体。

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However, the water flow and quantity influxing to the surrounding areas has been increasingly strong and overwhelming.

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Rather, a handful of portals will attract the highest quality deal flow, which will in turn attract a higher quantity and quality of investors.

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