1.
The Development of Natural Gas DRAs and Drag Reduction Performance Test
天然气减阻剂的研制及减阻性能测试
2.
Experimental and Numerical Study on the Mechanism of the Reducing Pressure Drop Stick in Cyclones;
旋风分离器减阻杆减阻机理的实验和数值研究
3.
THE INFLUENCES OF MOLECULAR STRUCTURE OF ADDITIVE ON PROPERTIES OF DRAG REDUCTION AND EXPERIMENTAL RESULTS
添加剂分子结构对减阻性能的影响及减阻效果的试验结果
4.
How to reduce passage shock resistance of air conditioner is discussed, with suggestions on reasonable design of resistance reduction presented.
对空调如何减少通道局部阻力及其减阻设计提出了合理的看法。
5.
The Synthesis of Natural Gas DRAs and Improvement and Application of the Drag-Reducing Test Loop;
天然气减阻剂的合成及减阻性能测试装置的改进与应用
6.
Influence of α-olefin polymer drag reduction agent concentration on the efficiency of drag reduction
α-烯烃高分子减阻剂的质量浓度对减阻效果的影响
7.
Design of Flow Resistance Testing Equipment and Study on Coating Drag Reduction Property;
流阻测试装置研制及涂层减阻性能研究
8.
Study of Pressure Loss Coefficient in HVAC Fittings;
通风管道局部构件阻力系数及减阻方法研究
9.
torsional damper
扭振减振[阻尼]器
10.
damped oscillation
阻尼摆动;阻尼振荡;衰减振荡;衰减振动;减幅振动
11.
damping coefficient
减幅系数，阻尼系数
12.
calibrating set for resistance attenuator
电阻衰减器校正装置
13.
The drag force decreases as the air density decreases.
当空气密度减小时阻力也减
14.
Experimental study of shearing damper with high-damping rubber on cable vibration mitigation
高阻尼橡胶剪切型阻尼器的拉索减振试验
15.
Analysis of Damping Characteristics and Experiment on Controllable Damping Vane Damper
叶片式可控阻尼减振器阻尼特性分析与试验
16.
Influence factors and reducing methods of earth resistances
影响接地电阻的因素及减小接地电阻的方法
17.
rolled arrestment
飞机场带坡度时的拦阻减速
18.
New)Keeping head down and in line reduces drag.
新:头降低在身体直线上会减少阻力.