水阻力,water resistance
1)water resistance水阻力
1.The experimental study on the relation of sinker weight to water resistance and net deflection;沉子重量与单片网衣水阻力及变形的试验研究
2.The total kinetic resistance of a moving part(a firearm bolt)was acquired by experiment because water resistance was difficult to be got accurately.水阻力是影响水下枪械自动机运动规律的主要因素。
3.Holds that to avoid the result, correct calculation of the coil water resistance and optimisation of the structure are equally important parts in coil section design.分析了影响表冷器后带水的因素———进风状态、出风参数、表冷器高度、机组余压等 ,认为避免表冷器后带水与正确计算盘管水阻力、盘管段结构的合理设计同样是盘管设计的重要组成部分。
英文短句/例句

1.This paper applies the method of ship model resistance experiment on resting water in ship circles to raft model resistance experiment.应用船舶界有关船模静水阻力试验的方法,进行木排模型阻力试验。
2.The total kinetic resistance of a moving part(a firearm bolt) was acquired by experiment because water resistance was difficult to be got accurately.因水阻力较难准确求得,可利用实验确定活动件(枪机)运动总阻力。
3.fluid drag and head loss水流阻力和水头损失
4.Dynamic Analysis of Arresting Net of Suzhou River Estuarine Sluice苏州河河口水闸水上拦阻网动力分析
5.Work was done in turning the paddle wheel against the resistance of the water.转动搅拌轮,克服水的阻力做功。
6.Performance Study on Resistance and Efficiency of the Two Stage Cyclone Separator;两级疏水旋风子阻力与效率性能研究
7.Numerical Calculation of Wavemaking Resistance for High-Speed Displacement Trimarans;高速排水型三体船兴波阻力数值计算
8.The Effect of Vegetation Rigidity on Flow Resistance;植被刚度对水流阻力特性影响的研究
9.Growth drag of water resources to agriculture in China;水资源对中国农业的“增长阻力”分析
10.Numerical uncertainty analysis for the prediction of resistance and wave profile of a surface ship model水面船模阻力、兴波CFD不确定度分析
11.Influence of flow direction on drag force of group of cylinder piles flowing around by current水流流向对圆柱群阻力特性影响研究
12.INFLUENCE OF WATER MOLECULE DIFFUSION RESISTANCE FORCE ON ELECTRO-ACTUATING CHARACTERISTICS OF IONIC POLYMER-METAL COMPOSITES水分子扩散阻力对IPMC致动特性的影响
13.The retarding force exerted on a moving body by a fluid medium such as air or water.阻力流体介质,如水或空气对移动物体施加的阻力
14.Resistance Characteristics and Structural Strength Analysis of a Drag Device with Free-Water Surface Flow自由液面下水力增阻器阻力特性及结构强度分析
15.diaphragm steam trap隔膜式疏水器(一种热静力式的排水阻汽装置)
16.bimetal steam trap双金属片式疏水器(热静力式排水阻汽装置)
17.bell-shaped float steam trap钟罩形浮子式疏水器(重力式排水阻汽装置)
18.Localization of the underwater target based impedance force control for underwater work system基于水下作业系统阻抗力控制水下目标定位
相关短句/例句

water-drag水阻力
1.Numerical prediction of water-drags and flow fields for ferrying raft;漕渡门桥航行水阻力和绕流场的数值预报
2.The numerical results of total water-drags,viscous water-drags,flow field and the corresponding viscous resistance coefficient at different velocity were obtained.基于粘流理论研究了舟艇的水阻力与自由面流场。
3)pressure drop水力阻力
1.Study on pressure drop of fluidized packing contactor;流化填料净化塔水力阻力研究
4)hydraulic resistance流动阻力,水力阻力,水阻
5)water-resisting ability阻水能力
1.Based on the geological and hydrogeologic data of Liuqiao First Coal Mine as well as analysis forecasting the driving of headings across Liuqiao Fault and water-resisting ability of the zone of faults,this article draws the conclusion that it is safe in the process of the-380 crosscut across the fault.基于刘桥一矿刘桥断层的构造特征和水文地质特征,从巷道过刘桥断层时的最大出水量预测和刘桥断层带的阻水能力方面分析,认为-380石门过刘桥断层是安全的,对同类条件下巷道过大型断层具有一定的参考价值。
6)pipe-friction head loss水力摩阻
1.Based on the popularity of computer and the adapted Colebrooks formula, in the paper a new equation for pipe-friction head loss is put forward in pipeline.长输管道输送一般处于紊流区,紊流区的水力摩阻计算一直采用分区计算的方法,涉及到的公式较多,使用起来不方便,并且分区附近存在数值跃变;由于混合摩擦区的计算通常采用近似公式,误差增加,最大甚至可达百分之十几。
延伸阅读

水流阻力水流阻力hydraulic resistance  物面(沿程)阻力它与物面状况(壁面糙度k.),当地流速(V),水力半径(R)和流程长度(L)及重力加速度(g)有关,在水力学中用沿程水头损失h,表示,即其中,局部水头损失系数夸因具体形状而不同,通常由实脸侧定。水中运动的物体、水工建筑物中的闸墩,因绕流边界层分离形成尾流,产生很大的压差阻力FD,表示为 ,L‘Vz。了一‘获X而。_。PVZ。,fD一‘O一下万~广Jl ‘式中阻力系数几是雷诺数(Re)和壁面相对糙度(k./刀或毛/R)的函数,孟=f(Re,h./D)由管道(直径D)中进行的系统性实验资料给出,如图1。阻力系数式中A为与运动方向正交的物体投影面积,几为形状阻力系数.几种典型物体三维绕流情况下的cD值如图2。物体(如船舶)在水面运动产生波系引起的阻力,称古截城只目劣映孟视水流流态是层流还是紊流而不同,紊流状态又分为水力光滑、水力粗橄和过波区3种情况,见表。物面阻力有时用边壁阻力r0表示,它与浇的关系是PV、一co 一一 r0 明朵水力学计算常用谢才(Chezy)系数C表示河集阻力,它与孟的关系是。