quantity of flow

The basic formula of the design flow rate for domestic hot water supply is investigated on the basis of probability method. The relationship between water supply assurance factor and the quantity of sanitary fittings operated simultaneously which is used to determine the design flow rate is analyzed.

分析了用概率方法来研究热水供应设计流量的基本公式，剖析了给水保证率与确定设计流量所用同时使用器具数的关系。

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The quantity of blood flow of control group and Group A, B, D was stable up to the 7th and 10th days.

对照组、A组、B组、D组LDF值术后，第7、10天基本稳定。

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The control program of PLC mainly realizes PID control of analog quantity. Besides, it covers instantaneous flow, material flow accumulative total, etc. PLC control program is designed by ladder figure programmable software.

下位机PLC主要完成模拟量的闭环PID控制，实现粉体物料的定量给料控制，此外，还包括瞬时流量、累计流量计算等，PLC控制程序利用梯形图编程编写。

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Through the research of factors affecting the quantity of water flow in cracks, the authors plot the relation curve between unit water flow and width of crack and obtain the time and the width of cracks which maybe lead to the self-heal of concrete cracks.

通过对混凝土裂缝渗水量影响因素的研究，确定了单位渗水量与裂缝宽度等的关系曲线，以及混凝土裂缝可能产生自愈合的时间及裂缝宽度；

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The results of these experiments indicate the increasing trend of rill erosion quantity with slope gradient and flow discharge.

试验结果反映细沟侵蚀量基本随坡度和流量的增加而增加的趋势。

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In comparison with these of the straight cascade the blade positively curving reduces the quantity of the critical points, eliminates the upper passage vortex, and transform the closed separated flow of the secondary vortex along the blade tip suction side into the open separated flow.

与直叶栅比较，叶片正弯明显减少了壁面与横截面流场中奇点的数量，消除了上通道涡，并使叶顶吸力边的二次涡分离流动由闭式分离转变为开式分离。

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The basic features of the squeeze casting were described. The squeeze casting machine should possess the ability of smooth mold filling with low flow speed and large discharge quantity and increasing the squeezing pressure instantaneously.

叙述了挤压铸造的基本特点，对液态挤压铸造机要求具备低流速大流量平稳充填铸型和瞬时增压的能力。

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Taking an actual project as the example, this paper introduces the energy saving effect of the regulating technique of fixed water flow and variable air quantity, analyses economic benefit and flexibility of frequency control and valveless thermoregulator of indoor fan-coil.

以一实际工程为例，介绍了定水流量变风量调节技术的节能效果，分析了变频调节和室内风机盘管的无阀控制温控器的经济效益和可行性。

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Study on the Reflux Flow Quantity of Clear Liquid of Waste for Corn Alcohol

玉米酒糟清液回用量的探讨

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The type, quantity, time and space of a flow of produce nodes can be expressed by the dynamic and stochastics production function.

动态随机生产函数模型可以反映各生产节点物流的种类、数量、空间和时间关系，以及随机因素的影响。

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