1)movable bed resistance动床阻力
英文短句/例句
1.ANN model for flow resistance of movable bed formed by uniform sediment均匀沙床面动床阻力计算的人工神经网络模型
2.Research of Movable-bed Resistance and Hydraulic Geometry in Alluvial Channels Based on Extreme Hypotheses;基于极值假说的冲积河流动床阻力与河相关系研究
3.Study on turbulence and resistance similarity of distorted river models with sediment transport and movable bed变态动床泥沙模型紊动相似和阻力相似研究
4.Mary offered no opposition when she indicated by languid gesture and action that she wished to rise.她有气无力地做着要想起床的姿势和动作，玛丽并没有阻挡她。
5.Additive drag perturbation method for measuring active drag in swimming;测量游泳动态阻力的附加阻力微扰动法
6.Transformation of Rural Power Structure: Impetus and Resistance;农村权力结构的民主转型:动力与阻力
7.Clinical Efficacy and Pharmacokinetics of Different Concentrations of Ropivacaine with the Same Dosage on Blocking Lumbar Plexus with Sciatic Nerves相同剂量不同浓度的罗哌卡因用于腰丛坐骨神经联合阻滞的临床效果及药代动力学变化
8.Political Conflict:Resistance or Motivation of the Modernization?;政治冲突:现代化的阻力还是动力?
9.Analysis of the Impetus and Resistance for the Rock-climbing Sports at University;高校开设攀岩运动的推力与阻力分析
10.Experimental Research on Dynamic Characteristics of Non-Obstructive Particle Damping Elements;非阻塞性微颗粒阻尼构件动力特性的实验研究
11.Dynamics of Bounce of Aircraft Arresting Hook Impacting with Deck and Performance of Arresting Hook Longitudinal Damper飞机拦阻钩碰撞动力学和拦阻钩纵向阻尼器性能
12.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。
13.Study on Drag Force Characteristics of Cylinder Piles and Influence on Scour-Deposit of Bottom Sediment;圆柱桩群阻力特性及其对底床冲淤影响的研究
14.Experimental and Clinic Studies on Operations of Hearing Reconstruction and Semicircular Canal Occlusion;听力重建和半规管阻塞手术临床与实验研究
15.Advances in the Beta-Blocker Therapy in Patients with Chronic Heart Failure;β-阻滞剂治疗慢性充血性心力衰竭的临床进展
16.CLINICAL OBSERVATION ON THE APPLICATION OF β RECEPTOR INHIBITOR TO TREAT CHRONIC HEART FAILURE应用β受体阻滞剂治疗慢性心力衰竭临床观察
17.The research on the resistance characteristics of microsphere packed bed porous media in non-Darcy regime非达西流区微球床多孔介质阻力特性研究
18.Research on Motive Force and Resisting Force of Dancesport Development in China;我国体育舞蹈运动开展的动力与阻力研究
相关短句/例句
immovable bed resistance定床阻力
3)ballast resistance道床阻力
1.In this paper, the relationship between die longitudinal force in rail caused h) train braking and the ballast resistance is studied with finite element and continuous function method, and some examples are used to analyze this problem.采用有限单元法和解释法从理论上对列车制动时在钢轨中引起的纵向力与道床阻力之间的关系进行了探讨，并用算例对这一问题进行了分析，得出较大的道床纵向阻力可减小列车制动时引起的钢轨纵向位移和纵向力的结论。
4)surface nowel床面阻力
1.：By introducing the conce pt of surface nowel on the mixed sand bed and making the assumption that the now el is proportional to the shear strength of the mixed sand, we deduce a fluid dy namic threshold formula for the mixed sand through analyzing the force equilibri um of a grain on bed.在不均匀沙的起动风速研究中引进了床面阻力的概念,并进一步假定沙粒在起动过程中 所受床面阻力与不均匀沙的平均抗剪强度成正比,从而依据床面上沙粒的力平衡条件,得到了 一个不均匀沙的流体起动公式,本公式能够明显反映不均匀沙在起动中所表现出来的主要特 征:起动风速随中值粒径的增加而增加;在均匀沙的粒径与不均匀沙的中值粒径相当的条件下 ,不均匀沙的起动风速较小。
5)resistance of bed河床阻力
6)bed resistance底床阻力
1.Analysis on the riverbed resistance characteristic of tidal river感潮河段底床阻力特性分析
延伸阅读
肺循环阻力(或全肺阻力)肺循环阻力(或全肺阻力)pulmonary circulation resistance 血液在肺部血管内流动时和血管壁之间的摩擦力和血液内部的摩擦阻力。肺动脉管壁较薄，分支短而管径大，故肺动脉的可扩性较大，对血流的阻力很小，仅0.12PRU(外周阻力单位)。肺循环动脉部分总的阻力和静脉部分总的阻力相等，故血液流动时在动脉部分的压力降落和静脉部分的压力降落相等。
