1.
Field Observation of Dust Threshold Friction Velocity on Different Types on Farmland Surfaces
不同类型农田地表粉尘起动摩阻风速的野外观测
2.
SEMI-ACTIVE CONTROL FOR WIND-INDUCED RESPONSES OF TRANSMISSION TOWER-LINE SYSTEM USING FRICTION DAMPERS
输电塔线体系风振反应的半主动摩擦阻尼控制
3.
Laboratory Investigation on Wave Friction Factor and Sediment Initial Motion under Water Waves;
波浪作用下底摩阻系数和泥沙起动实验研究
4.
Friction index: close to galvanized iron duct.
沿程摩阻系数：沿程摩阻系数接近镀锌铁皮风管。
5.
Semi-active Control of Wind-induced Vibration Response of Benchmark Model Based on Smart Piezoelectric Friction Damper
基于智能压电摩擦阻尼器的Benchmark模型风振响应半主动控制
6.
Controllable Soft Start System of Liquid Rheostat Speed Regulation Based on PLC
基于PLC的液阻调速软起动控制系统的研究
7.
However, as spin speed is increased, the power required to overcome windage and bearing friction rises sharply.
但是，随着自转角速度的增加，克服风阻和轴承摩擦的功率急剧地提高。
8.
It is also shown that the Ekman pumping at the top of the boundary layer favors the typhoon acceleration along the local steering current.
边界层摩擦辐合引起的艾克曼抽吸有利于台风产生沿局地流场引导速度方向的加速度。
9.
Calculating Friction Velocity from Data by a Ship-borne Supersonic Anemometer;
由船载超声风速仪数据计算摩擦速度
10.
friction geared winch
摩擦传动绞车摩擦传动起货机
11.
friction washer
摩擦垫圈（起止动作用）
12.
The experimental study on the starting wind speed of the drifting sand on the southern edge of taklamakan desert
塔克拉玛干沙漠南缘流沙起动风速实验研究
13.
Influence factors and mathematical model of coal dust particles threshold velocity
煤炭粉尘颗粒起动风速影响因素及数学模型
14.
Effects of moisture on threshold velocity of coal dust
水分对港口煤炭粉尘起动风速的影响研究
15.
The rapid downward motion of the fuselage is stopped by the impact through the landing gear.
起落架与地面的撞击阻止了机身迅速地向下运动。
16.
a small hard ball used in playing golf; dimpled to reduce wind resistance.
高尔夫球运动中使用的小硬球；为减少风的阻力而微凹起来。
17.
Fat can build up in the arteries， block the flow of blood， and cause a heart attack or stroke.
脂肪可积聚在动脉里，阻挡血液流通，并引起心力衰竭或造成中风。
18.
ectrodynamic type high speed impedance relay
电动式高速阻抗继电器