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- It is very complex to calculate the aerodynamic drag of high-speed train running in railway tunnel with multi -shafts . And the difficulty is to calculate the velocity of piston wind. 在高速列车空气阻力计算中,多竖井隧道的列车空气阻力计算比较复杂,其难点在于多竖井的活塞风计算。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- The hare darted off with the velocity of a bird. 野兔像鸟一样快速掠去。
- The velocity of light is about 186,000 miles per second. 光速大约是每秒十八万六千英里。
- The hare dart off with the velocity of a bird. 野兔像鸟一样快速掠去。
- The plane is flying at the velocity of sound. 飞机以音速飞行。
- Conduction velocity of motor nerves. 电生理学检测运动神经传导速度。
- Sets the initial linear velocity of added objects. 设置加入物体的初始线速度。
- Calculate the velocity of light. 计算光的速度。
- When assembling, leave the mark on body of piston rod frontward. 装配时，杆身上的记号要朝前。
- The jet plane is flying at the velocity of sound. 喷射机以声音的速度飞行。
- He checked the direction and velocity of the wind. 他查看风向和风速。
- The velocity of winch can't overspeed in 1m/s. 卷扬速度不能超过1m/s。
- The velocity of a projectile as it leaves the muzzle of a gun. 子弹离开枪口射弹的速度。
- Augmenting the initial displacement of piston of lift cylinder reduces the velocity and acceleration of the platform of hydraulic static pile diver. 增大升降油缸活塞的初始高度，能减小压桩机加力压桩时的机身速度和加速度；
- The velocity of light is about 186,000 mile per second. 光速大约是每秒十八万六千英里。
- The velocity of light is too great to be measured in simple units . 光速太快，不能用简单的单位来量度。
- The child dreams to fly with the velocity of a bird. 孩子梦想着像鸟儿一样迅速地飞翔。
- Field test and analysis of piston action ventilationin beijing underground rai. 北京地铁列车活塞风的实则与分析。
- Last impacting velocity of the piston of pneumatic DHT hammer contacts nearly capability of pneumatic DHT hammer. 风动冲击器活塞的冲击末速度决定了冲击器的工作性能。
