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- Train air resistance 列车空气阻力
- Air resistance See Air permeability. 空气阻力参阅透气度。
- The air resistance makes influence on the flight of an aeroplane. 空气阻力影响飞机飞行。
- Engineers will work to correct the effects or air resistance. 工程师们会去消除各种不良作用或者空气阻力。
- Densometer Itstrument that measures the air resistance of an area of paper. 透气度计量度一面积的纸骊空气的阻力的仪器。
- Less power is required to overcome air resistance in streamlined machines. 流线型机器在克服空气阻力时所需能量要相对少些。
- Air resistance must be given carefully consideration when the aircraft is to be manufactured. 要制造飞机,就必须考虑空气阻力的问题。
- Considering the influence of the air resistance, the time of failing of the two bails are calculated and compared. 摘要考虑空气阻力的影响，计算了比萨斜塔实验中两小球的落地时间。
- The data Acquisition and wireless transportation system of the rear air pressure based on GPRS network communication is introduced,which is used on train air testing in railway station. 主要介绍一种基于GPRS网络通信的、用于铁路站场列车试风时尾部风压数据采集、无线传输的系统。
- Mechanical energy is constant in a system that experiences no dissipative forces such as friction or air resistance. 在没有摩擦力如空气阻力的系统中,机械能为恒量。
- Some newer cars are also using polished intake manifolds to eliminate air resistance there. 一些新车使用抛光的多管道吸气管，来减少空气阻力。
- Neglecting friction and air resistance, the pendulum's mechanical energy is constant. 忽略支点的摩擦和空气对摆的阻力,摆的机械能为恒量。
- Perhaps you'll neglect air resistance, friction, the Coriolis forces, wind, horizontal motions, updrafts, and only consider gravity. 2.;海湾要有尽量少的污染，鞭毛藻对污染很敏感，保持水的清洁对它的生存极其重要，而且要看到微弱的荧光，还要求岸上的光污染也降低到最小。
- an academy for train air force officers. 培养空军军官的专科学校。
- A big drop’s size and heft give it a faster terminal velocity.Because it overcomes air resistance better than a small drop. 大雨滴的体积和重量使得它具有更快的自由沉降速度，因为它克服空气阻力的能力比小雨滴更强。
- The newest motor/bearing support rack can debase air resistance to the lowest point, and also provide four orientations to fix it. 特有的高强度耐磨皮带，链接式结构无需加装皮带紧固器，可方便拆下调整其松紧度，最大限度地延长使用期限。
- Pollution Survey of Carbonyl Compounds in Train Air 列车车厢内醛酮化合物的污染状况
- Considering the effect of the air resistance, rebuild the movement equation, and educe the correctional formula with adjustment term; the measuring result turns up trumps. 在考虑空气粘滞阻力的作用后,重新建立运行方程,推导出带有修正项的公式,得到令人满意的结果。
- All the seat-covers on the train had been torn by vandals. 列车上所有的椅套都被蓄意破坏者撕破了。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
