并对其合理性进行了研究,从而导出一个与时间相关联的整体摩擦阻力模型。
In addition, the reasonableness of the law was analysed and a formula of total skin friction associated with time was obtained.
本文介绍对一艘内河水翼艇所作的浅水阻力模型试验及对试验结果的总结分析。
This paper describes the model tests of shallow water resistance and presents test result analysis of an inland river hydrofoil boat.
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 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.
建立了水蒸气在中空纤维复合膜中渗透的微分阻力模型,用实验验证了模型的可靠性。
A differential resistance model was established to describe the permeation of water vapor across the hollow fiber composite membrane. The reliability of the model was verified by experiment.
讨论了界面吸附、脱附与扩散对传质阻力的不同影响,建立了薄膜传质的串联阻力模型。
The different effects of external sorption, adsorption and diffusion on mass transfer resistance are discussed and the resistance model of membrane mass transfer was built.
针对该型线又进行了不同水深的阻力模型拖曳试验,并根据试验结果讨论了高速艇的浅水效应。
Model tests for this hull lines are conducted at different water depth in towing tank, and the effect of shallow water on craft performance is investigated.
在应对阻力时,我们应当记住Kotter和Schlesinger的6步模型。
In handling resistance we were reminded on Kotter and Schlesinger's Six Approach model.
客观的说,这种对新事物的态度仍旧是一个占有主导性地位的,这就是为什么模型驱动方法在这一领域中受到很大的阻力的原因。
It is fair to say that this is still the dominant attitude, which is why model-driven methods are encountering a great deal of resistance in this community.
提出了前兆应力波扩展与传播的最小阻力或最短波径定律以及地应力波传播的概略模型。
The law of least resistance or shortest path of spread of stress wave as well as general propagation model of stress wave are given.
把翼段模型安装在一个短支柱上,其优点是减少了安装支架的阻力。
Mounting the panel model on a short strut has the advantage of decreasing the tare drag of the setup.
轨道结构与桥梁共同作用的力学计算模型是解决轨道纵向位移阻力与梁轨相对位移相互作用计算问题的关键。
The key is that to resolve the interaction between bridge and track, that the mechanics model of this interaction, as well as rail longitudinal resistance to displacement between rail and beam.
并通过数据拟舍得出不同的膜通量和膜阻力随时间的数学模型表达式。
Mathematical models of membrane flux and membrane resistance with operation time were obtained by fitting experimental data.
结果表明:内部声激励能够明显地降低车身模型的空气阻力系数。
It is shown that the technique can obviously reduce the aerodynamic drag coefficient of the model.
运用销售模型,把握阻力和风险,确定合适的成长模式,是市场要素的关键问题。
Using sales model, grasping resistance and risks and determining suitable growth model are the crucial points for market element.
在火灾控制体理论的基础上,建立了一个用于分析火区阻力构成的火灾控制体受力模型。
Based on the theory of fire control volume, a forced model for analyzing the component of flow resistance in fire zone was developed.
由阻力串联模型出发,建立了本研究体系超滤膜通量与供试液浓度、操作压力及操作流速之间的数学关联式。
The resistance -in-serials model are applied to the correlation of flux of ultrafiltration with operation parameters such as operation pressure , feed concentration and operation velocity.
通过木排原型阻力的现场测试与相应的模型试验分析对比,确定了木排粗糙度附加系数的数值。
The value of additional coefficient of raft roughness is established through the comparative analysis of raft prototype resistance measurement on the spot and relevant model experiment.
在零攻角实验时不同模型的空气动力阻力是采用简化方法来计算的;
The aerodynamic drag of different models at zero angle of attack in the experiment is calculated using the simplified procedure.
试验和分析结果表明,该系统在一定的速度范围内可以有效地测试航行器模型所受摩擦阻力,满足了设计要求。
Experimental and analytical results show that the system can be used to study the friction drag of the vehicle models at certain speed range, which full-fills the design demand.
通过测试不同工作介质中模型铲刀的推土阻力,分析了不同的工作介质对推土阻力的影响状况。
Bulldozing resistances of model blade have been tested in different working media and effects of media on resistance were analyzed.
分析表明,对于平原河道,动力项和阻力项偏离是主要的,惯性项的偏离对模型水流运动影响较小。
For mild channel, it is shown that dynamic term and resistance term deviations caused by the distortion influence model water flow movement more seriously than inertia term do.
从理论上分析了平纹织物的交织阻力,提出了相应的物理模型和数学方程序。
The interweave resistance of plain cloth is analysed theoretically and the relative physical model and mathematical equation are proposed in this paper.
建立了拖拉机起步过程中机组、发动机、离合器和机组阻力矩的数学模型。
The mathematical models of tractor set, engine, clutch and the moment of tractor set resistance during the tractor starting have been set up.
用双曲线模型拟合了摩阻力与相对位移之间的关系。
The relationship between shaft resistance and relative displacement is fitted with a hyperbolic model.
进行了较大尺度模型的静水阻力试验、规则波试验和不规则波试验。
The resistance test, the regular wave test and the irregular wave test of a larger scale model are carried out.
高应变试验模拟计算结果与静载结果的不同,与其测试分析中采用的桩身材料和土阻力的数学模型有关。
These errors are relative with the mathematical model about pile shaft concrete and soil resistance in high strain testing.
目的:建立人眼小梁细胞体外滤膜培养体系及通透阻力测定的模型。
Purpose: To establish the culture system of human trabecular cells on filter and detect their TEER (trans epithelial electrical resistance).
目的:建立人眼小梁细胞体外滤膜培养体系及通透阻力测定的模型。
Purpose: To establish the culture system of human trabecular cells on filter and detect their TEER (trans epithelial electrical resistance).
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