Frontal and head loss of hair, People seem very old, not the spirit.
发额角、头顶脱发，显得人苍老，很没有精神。
When the flow ratio of diffluent and conflux increases, the head loss I...
分流情况下的水头损失比汇流情况下的水头损失要大。
The medium has an excellent purification efficiency and a very low head loss.
该介质显示优异的净化效率和极低的压降。
The full round port area provides maximum flow capacity and minimum head loss.
完全的圆形流道截面能够提供最大的流量和最小的流压损失。
The head loss of flume is less, and the average loss is nearly 12% of the total head in upstream.
机翼形量水槽的水头损失较小，平均水头损失约占上游总水头的12%左右。
The valve is an impeding part with larger pressure head loss and a lot of discharge energy consumed.
风量调节阀系阻性部件，存在较大的压头损失，须消耗大量送风能量。
As a porous support device has larger opening percentage, the filtering head loss can be greatly reduced.
由于本实用新型的多孔支撑装置开孔率很大，可大大减小过滤水头损失。
Usually the cost of printing ink, head loss, by the media, and some film. The figure of waste composition.
通常喷绘的本钱由喷头损耗、墨水、介质、废图和覆膜挂轴等有些构成。
Features short end-to-end dimensions, light weight stainless steel body, and the lowest head loss available.
主要特点在于端到端尺寸较短，轻型不锈钢阀体，落差损失最小。
Influential factors of friction factor of head loss are analyzed by adopting artificial neural network (ANN).
采用神经网络(ANN)方法对沿程水头损失系数的影响因素进行了分析。
The backwater and general formula of the local head loss of regulation structures is presented in this paper.
简述整治建筑物的壅水及其机理，归纳出局部水头损失壅水的通用公式。
Chiu and Seman (1971) studied the head loss of flows transporting sediment in circular and square pipes with spiraling motion.
邱和思门(1971)研究了在圆管和方形管中输沙时具有螺旋运动的水流的水头损失问题。
The airfoil-shaped measuring flume water head loss isn't higher, and the water head losing has 14% of the total head of water.
机翼形量水槽的水头损失不大，水头损失约占上游总水头的14%左右。
The calculation of local head loss in a pressured curved tube is very important for the design of the construction of inverted siphon.
有压弯管局部水头损失计算在倒虹吸等过水建筑物设计中至关重要。
This paper deals with the basic demands for designing filter tube and the head loss occurring when groundwater enters into the filter from aquifer.
论述了滤水管设计的基本要求和地下水由含水层进入滤水管时的水头损失。
The pater applies the head loss model to design a set of computer control system, it can be realized automatic surveillance of deep bed filter process.
同时利用阻力模型设计了一套计算机控制系统，实现了深层过滤过程的自动化监测。
The head loss of the left side is always greater than that of the right side, and the head loss curves don't comply with the second order parabolic law.
非设计工况下流道的水力损失恒大于相同流量时设计工况下的水力损失，左侧的水力损失大于右侧的水力损失，且不符合二次抛物线变化规律。
Firstly, the structure of the transducer is designed using the equivalent cross-section area method and the weight function and head loss are calculated.
文中提出了一种运用等效坎截面法的变器结构设计，并对相应的权重函数和阻力损失进行了计算。
However, For pipes with local resistance loss, the friction head loss caused by the viscosity of fluid does exist, which may lead to the calculation error.
但是在形成局部阻力损失的管段中，还会同时伴随产生由于液体的粘性力引起的漩程水头损失，这就造成了这项损失的计算误差。
This paper presents the experimental results of the flow characteristics and head loss coefficients of gooseneck section in lock filling and emptying systems.
本文提出了船闸输水系统鹅颈管段的水流特性及阻力系数的试验结果。
The main purpose of the experimental study on the water fow in the transition region of an aqueduct is to find out the local coefficient of head loss in the region.
渡槽渐变段水力学试验的基本目的，是测定渐变段的局部水头损失系数。
Its shortcomings include harsh restriction for suspended solid in influent, low phosphorus removal efficiency, high water-head loss and the height of lifting sewage.
但同时也存在对进水悬浮物要求较高，磷去除率低，水头损失大，污水提升高度大等问题。
By making study on the characteristics of mass transfer efficiency-head loss of fiber bundle media, the technical parameters were determined for the fiber bundle filter.
从研究纤维束滤料的传质效率—水头损失特性出发，确定了纤维束过滤器的技术参数。
By making study on the characteristics of mass transfer efficiency - head loss of fiber bundle media, the technical parameters were determined for the fiber bundle filter.
从研究纤维束滤料的传质效率一水头损失特性出发，确定了纤维束过滤器的技术参数。
This paper presents a nonuniform slap door, whose top hinge refrains from impact when the door is opened and the head loss of the water is zero when the door running steady.
本文提出一种新的非均质拍门，可使拍门在启门时顶铰免受冲力，在稳定运行时拍门水头损失为零。
The Newton iteration method is used to solve the economic pressure on the unknown node, so as to calculate the economic head loss and economic pipe diameter of each section,.
采用牛顿迭代法来求解各未知节点的经济水压，进而得出各管段的经济水头损失、经济管径和水源二级泵站的经济扬程。
The major problems in this technology are PAC penetrating filter material layer and the great shorten of the filter cycle owing to the growth rate of filter head loss is so quickly.
该投加点面临的主要问题是活性炭穿透滤料层以及水头损失过快增长导致滤池过滤周期的大幅度缩短。
In order to make optimal operation calculation of small hydroplant more accurate and rational, head loss of hydroelectric plant with complex diversion system is analyzed in this paper.
为了使小型水电站厂内优化运行计算的结果更趋准确、合理，对具有复杂引水系统的小型水电站引水损失情况进行了分析。
It is shown that the relationship exists among the location of the flaring gate piers, the Froude number at the section of starting flare, the weir head, the head loss and the gate width.
研究了宽尾墩位置、始扩点水流佛汝德数与堰上水头之间的关系，导出了与水头损失、闸门宽度有关的计算公式。
In this paper, the head loss before and after modification were quantitatively calculated, and the view that in the large flow pipe system, the head loss must designed as possible as lower.
本文对改造前后的阻损进行了定量计算，指出了大流量系统中管路设计应尽可能降低阻损。
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