English translation for "推进效率"
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- efficiency; propulsion
efficiency; propulsive
efficiency，propulsion
propulsion efficiency
propulsive coefficient (or efficiency)
propulsive efficiency (or coefficient)
puopulsion efficiency
Related Translations:
电磁推进: electromagnetic propulsion 推进力: driving powerhustleimpellentimpelling forceimpelling powerpropellant forcepropelling effortpropelling forcepropelling powerpropulsionpropulsive effortpropulsive forcethrust 推进电动机: feed motormain motorpropelling motorpropellingmotorpropulsion electric motorpropulsion motorpuopulsion motor
- Example Sentences:
| 1. | The ground effect increases the thrust force and efficiency
表面效应使机翼推力增大，推进效率提高。 | | 2. | Is there a difference in propelling efficiency between experienced and inexperienced subjects
高手与一般游泳者的推进效率有区别吗 | | 3. | The experiment can obtain the driver and the torsion of the screw propeller of relative speed and is an important method to analyze the efficient part of push
船模自航试验可获得对应航速螺旋桨推力和转矩，是分析各种推进效率成分的重要手段。 | | 4. | The investigation shows that plenum chamber total pressure has multifarious effects on arcjet thruster operation , and both specific impulse and thrust efficiency can be improved by increasing it befittingly under steady arc
研究表明，集气腔总压对推力器工作过程具有多方面的影响，在保证电弧稳定的情况下，适当提高集气腔总压可同时提高比冲和推进效率。 | | 5. | Finally , the values of kinematic parameters in typical swimming are estimated for theoretical calculation and computational simulation . based on the kinematic formulation , this paper applies large - amplitude elongated body theory to propulsive performance of undulatory dorsal / median fins and establishes a set of equations for estimation of the propulsive force and the propeller efficiency . the calculations based on experimental data coincide with blake ’ s result in 1980
从波动运动的参数方程出发,本文基于大摆幅伸长体理论对背鳍/背臀鳍波动模式的推进性能进行了分析,推导推进力和推进效率的计算公式,利用实验观测典型运动参数对仿生对象的推进力和推进效率进行了理论估算,结果与blake的计算结果相吻合,从而验证了所建运动学模型的有效性。 | | 6. | The second chapter studies the economy of ship ' s power plants , based on the aspects of lowering fuel cost , waste heat recovery , the match of ship , machinery and propeller , increasing propulsion efficiency , increasing the economy of ship ' s power plants , etc . the third chapter discusses in detail the control measures of voyage change cost , analysizes systematically the voyage change cost based on the way of fuel cost , harbor cost , voyage venture cost . the fourth chapter studies the structures and control measures of seafarers cost , maintenance cost , spare parts and stores cost , lubricating oil cost , etc . which are relatively easy to be controlled ; based on the state maintenance decision - making , a mathematical model is put forward , the validity and its solve process are discussed . the control measures of spare parts , fuel cost and lubricating oil cost should be based on scientific budget , through the control means of application , reception , usage , store check , try to acquire the inosculation of theory
第一章主要讨论营运船舶运输成本，对船舶运输成本的概念、结构、性质与分摊、成本细分进行了分析，从宏观上阐明了船舶运输成本的生存环境和生长趋势；第二章研究了船舶动力装置的经济性，在营运船舶降低油耗、废热利用、船机桨匹配、提高推进效率、提高船舶动力装置经济性的有效途径等方面进行了阐述和论证；第三章详细论述并论证了航次变动成本的控制措施，全面系统地分析和总结了航次变动成本，通过对燃油成本、港口使费、航次风险成本的分析与控制，提出了航次风险成本的概念并论述了若干航次风险成本的控制措施；第四章对船舶营运成本中的船员费用控制、维修保养及其费用控制、船舶备件物料管理及其费用控制等几个主要可控性较高的成本进行了细致的分析并分别讨论了相互的控制措施，提出了基于状态维修决策的马尔可夫数学模型并论证了模型的正确性及具体解算步骤，对于备件、燃润物料的控制坚持以科学的预算为前提，以申领、接收、使用、盘存为控制环节，切实做到理论与实践的密切结合；第五章，结合营运成本的预核算的案例，对船舶营运成本的预算及核算进行了有益的探讨，旨在揭示成本发生的动因，并给出了成本预算、核算的编制方法。 | | 7. | But the nnd algorithm can " t reach 2 - order precision , and the cell - centred finite volume algorithm is not suit to solve hypersonic problem . for the efficiency of the four - stage runge - kutta time - stepping scheme is low , and the robust is bad for the hypersonic problem , an implicit time - stepping scheme is adopted . this scheme can preserve the results precision and improve the computing efficiency sharply , and is an innovation for the time - stepping scheme of unstructured grid
为了解决目前传统四步龙格一库塔时间推进效率较低、计算高超声速流场时鲁棒性较差的问题，本文改进并采用了一种隐式时间推进格式，能够在保证精度要求的情况下有效的提高流场计算时的计算效率，对基于非结构网格的时间推进格式有了发展和创新。 | | 8. | This method makes it possible for investigating the unsteady nonlinear potential flow in a complicated environment with higher efficiency . the aerodynamic forces of a wing in couple motion of heave and pitch with ground effect are analyzed in detail based on the numerical result . it is shown that a thrust force exists when the wing is in heave motion
深入系统地分析了存在表面效应时机翼运动规律和气动力之间的关系，研究结果表明，机翼升沉运动产生的推力与升沉速度幅值的平方成比例，推力和推进效率和振荡频率成反比；机翼的俯仰运动可以调节推力和推进效率，但是单纯的俯仰运动不会产生推力。 |
- Similar Words：
- "推进系统数值仿真" English translation, "推进系统质量" English translation, "推进系统最佳参数选定" English translation, "推进线" English translation, "推进相关部门改进措施的实施" English translation, "推进信息化" English translation, "推进信息化进程" English translation, "推进星位图" English translation, "推进型泵" English translation, "推进行动组织" English translation
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