起旋器的阻力特性及起旋效率研究。
Study on the resistance characteristics and rotation efficiency.
分析了在桩顶荷载作用下的负摩阻力特性。
The characteristics of negative skin friction (NSF) with working load on pile top were analyzed.
液体流动阻力特性可以用液阻特性指数表示。
Flowing resistance characteristic can be indicated by it's index.
管道阻力特性研究是管道水力输送固体物料最基本的问题。
The flow resistance is the basic problem in pipeline hydraulic transport of solid particles.
对微型螺旋管蒸发器的沸腾换热与阻力特性进行了实验研究。
The characteristics of boiling heat transfer and pressure drop is studied experimentally.
并研究了鳍桨组合体的结构形式,不同情况下的升、阻力特性;
The structural configuration of fin propeller complex and lift resistance characteristics in different conditions are discussed.
运用经典的线性兴波理论对浅水船舶兴波阻力特性进行了研究。
The wavemaking resistance characteristics of a ship in shallow water are studied with the classical linear wavemaking theory.
分析了这种新型树状分形冷却通道结构的几何特征和阻力特性。
Secondly, the geometric characteristics and the feature with respect to pressure drop of the new cooling structure were analyzed.
通过对实验数据的分析总结了转动特性、阻力特性和传热性能。
Summarized rotating characteristics, resistance characteristics, heat transfer performance through the analysis of experimental data.
通过本实验,可以测得某一特定实验机翼的升力特性和阻力特性。
It may obtain a special experiment aerofoil lift-drag force characteristic with this test.
根据调节阀阻力特性和流量特性的定义,建立了二者之间的数值关系方程。
The numerical equation about regulating valves resistance and discharge characteristics is established according to their relation.
作为管道输送工程设计的核心内容之一,管道阻力特性的研究具有重要意义。
As one of the key points in the design of a pipeline transport, study on the flow resistance of pipeline sand transport is of great significance.
应用流体力学和工业通风原理,分析了罗茨中央真空吸尘系统的管网阻力特性;
Tube Web obstruction property of Roots central vacuum cleaning system is analyzed with fluid mechanics and industry ventilate principle.
粘性泥石流体运动的阻力特性主要与沟槽特征以及泥深和粘附层流变特性有关。
The resistance property is mainly related to the bed channel, depth and rheology of the adhesive layer.
有限元分析结果表明,影响桩基负摩阻力特性的桩体材料弹性模量存在一个临界值。
Finite element analysis shows that a critical value exists for Young's module of pile that affects NSF character.
分别以油气、气水为工质,对立式螺旋管内气液两相流的摩擦阻力特性进行实验研究。
With oil, gas, water as working fluids, the experiment studies of frictional pressure drop characteristics of oil gas, gas water two phase flow in vertical helically coiled tubes were carried out.
本文对网格式肋化内冷通道在静止状态下的强化传热与流动阻力特性进行了实验研究。
An experimental investigation on the flow and heat transfer characteristics in rectangular channel with internal netted rib turbulators is conducted.
对三维流化床颗粒层过滤器的阻力特性进行了研究,并对过滤元件的结构进行了优化。
Research on structure optimization and pressure drop for novel granular filter in fluidized bed has been carried out.
本文完成了液单相、两相热平衡实验和阻力特性实验,研究了制冷剂在管内流动的压降;
In this thesis, experimental study on single-phase balance heat transfer, two-phase balance heat transfer, and pressure drop was finished.
通过实验研究了内置均匀加热板的垂直矩形通道入口段混合对流换热的温度场和阻力特性。
This paper investigated the behaviors of flow and heat transfer of single-phase in rectangular microchannels with three-dimensional numerical analysis.
分析了喷射泵在压水堆一回路自然循环过渡过程中的作用以及在不同流动条件下的阻力特性。
The effect of Jet-Pump in the transient procedure of natural circulation and the resistance behaviour of Jet-Pump in the different flow condition have been analyzed.
研究结果表明:合成纤维滤板可压缩性小,介质阻力特性稳定,是板式过滤介质的更新换代产品。
It shows that the synthetic fiber medium, possessing small compressibility and stable resistance behavior, is a good substitute for the board media.
通过冷模试验研究了一种新型煤粉浓缩装置的浓缩特性和阻力特性,并简要介绍其工业应用情况。
In this paper concentrating characteristic and resistance characteristic of a new pulverized coal concentrator are studied through cold model test.
对改良的干法压裂液这种非牛顿流体的摩擦阻力特性的正确认识,关系着干法压裂技术的有效实施。
Whether we can correctly understand the frictional resistance characteristics of the modified dry fracturing fluid or not would influence the fracture technology's effective implementation.
桶形基础采用负压沉贯法施工,与压桩、打桩等施工方法显著不同,且阻力特性受地基性质影响很大。
The bucket foundation suction penetration technique is different from the pile driving technique, and the characteristics of penetration resistance is greatly influenced by the seabed character.
设计并制作了管式烟气-空气热交换器,搭建了试验台系统,进行热工性能和空气侧阻力特性的研究。
Flue gas-air tube heat exchanger is designed and made, its test-bed system is put up, and the thermal property and resistance characteristic of air side are studied.
对四面体透水框架群进行了阻力特性的试验,研究了四面体透水框架数量(密度)和水深对阻力的影响。
Resistance characteristics of the tetrahedron-like penetrating frames are carried out by experiments, and the influence of frame quantity (density) and water depth on resistance is studied.
本文就如何处理尾迹区的测压数据来确保阻力测量的精确度及如何测出大迎角的阻力特性进行了一些探讨。
This paper introduces a process method of the pressure data in the wake to obtain the drag characteristics with high accuracy, and discusses about the drag measurement at high Angle of attack.
在锅炉冷态试验中,进行了锅炉空床和不同料层厚度下的床层阻力特性试验,确定了锅炉的临界流化风量。
In cold test of boiler, resistance performance experiments of empty bed and different thickness were conducted, and the boiler's critical fluidized flow was determined.
在锅炉冷态试验中,进行了锅炉空床和不同料层厚度下的床层阻力特性试验,确定了锅炉的临界流化风量。
In cold test of boiler, resistance performance experiments of empty bed and different thickness were conducted, and the boiler's critical fluidized flow was determined.
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