流动

Check valves are automatic valves, mainly for one-way flow of media channels, only allowing media to flow in one direction, to prevent accidents.

止回阀属于自动阀类，主要用于介质单向流动的管道上，只允许介质向一个方向流动，以防止发生事故。

The average velocity v calculated from above equation is for the cross-section area normal to the direction of flow.

上式的平均渗透速度为针对垂直于流动方向的断面的速度，而通过土的流动是发生在土内部相互连接的孔隙间。

The simulation revealed the influence of the bas-relief and elbows on the flow flied and phase distribution, and the impact of the bas-relief height, width, intervals and slope angle on the flow flied.

通过模拟计算考察了浮雕结构和弯曲对流动及相分布的影响，以及浮雕结构的高度、宽度、间距和倾斜角度对流动的影响。

In one side, the asymmetry of flow beget vortex and the separation of airflow which is the cause of pressure losses.

首先流动的不均匀性，一方面产生涡流和气流分离现象，引起流动阻力的增加；另一方面，造成温度分布的不均匀。

While the fluid flows up along relative close and wider rift system under overpressure , its nature is close to pressure conduit flow in fluid mechanics,which could be described by Bernoulli equation.

流体在相对封闭的较宽阔的断裂系统中受超压作用上侵流动时，其性质接近于流体力学中有压管流的流动情况，其动力学特征可以用柏努利方程进行描述。

In this model, phases interaction and the extra term of Bingham fluid yield stress were taken Into account.

利用该模型对圆管内Bingham流体的单相湍流流动、稠密液固两相的湍流流动进行了计算，并和五方程湍流模型进行了比较，结果表明该模型的预测效果更好。

A formula is deduced for the velocity induced by the vortices in two-dimensional shallow water flows and it is used to correct the Biot-Savart law.

建立了二维浅水流动的旋涡诱导速度公式，在已知旋涡场和胀量场时，由该表达式可确定流动速度场。

The velocity distribution curve by numerical computation near the wall is the same as the Blasius theoretical curve, and it approved that the numerical simulative solution is correct. Obtained the time dependent interface and pressure distribution, but also obtained the time dependent velocity distribution on the cross section. It is a new way to study the gas-liquid two-phase flow.

直接数值模拟圆管中气液两相分层流动不仅能得到相界面、压力分布随时间的变化情况，而且能得到圆管中各截面上速度分布随时间的变化情况，这为研究管道中气液两相流动提供了一个新的研究方法。

Abstract］ Objective To evaluate the effect of regulating bloodmobile sterilization management.Methods Making a statistical contrast to the number of bacterial in the air flow,on object surface in the bloodmobile car before and after regulating sterilization management.

摘要］ 目的评价规范流动采血车消毒灭菌管理的效果方法对流动采血车内的空气、物表在规范消毒灭菌管理后细菌培养量的统计对比。

The second chapter analyzes the general situation of international capital flow and BOP of our country on the basis of an analysis of the related statistics of recent years.

第二章主要通过对近些年我国国际资本流动数据的统计以及我国国际收支平衡表各项的分析对我国当前的国际资本流动和国际收支概况进行了总结。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。