您要查找的是不是:
- If the glider is set in motion, it is observed to move at a constant speed. 假如让滑动物运动,就可以看到它的运动是恒速的。
- A rotating device in a tape recorder used to drive therecording medium at a constant speed. 磁带记录器中用来驱动记录介质作匀速运动的传动装置。
- If thrust and drag do not equal each other ,the airplane can not fly at a constant speed. 如果推力和阻力彼此不相等,飞机就不同能等速飞行。
- To travel at a constant speed,or at a speed providing maximum operating efficiency for a sustained period. 以经济速度行驶以稳定的速度行进,或在一段时间内以发动机效率最高的速度行驶
- The signals go to and fro at a very high but almost constant speed. 那些信号用非常快但几乎不变的速度来回传送。
- A rotating device in a tape recorder used to drive the recording medium at a constant speed. 磁带记录器中用来驱动记录介质作匀速运动的传动装置。
- When flying for long periods at a constant speed, it is very fatiguing for the pilot to maintain such a force. 如以恒速作长时间飞行,要保持这样的力会使驾驶员非常疲劳。
- At that point, the object continues to fall at a constant speed, called terminal velocity. 这时,物体继续以恒定速度下落,这个速度叫做极限速度。
- If thrust and drag do not equal each other , the airplane can not fly at a constant speed . 如果推力和阻力彼此不相等,飞机就不同能等速飞行。
- If thrust and drag do not equal each other , the airplane can not fly at a constant speed. 如果推力和阻力彼此不相等,飞机就不同能等速飞行。
- To travel at a constant speed, or at a speed providing maximum operating efficiency for a sustained period. 以经济速度行驶以稳定的速度行进,或在一段时间内以发动机效率最高的速度行驶
- A small cylindrical shaft used to drive magnetic tape at a constant speed in a tape recorder. 主动轮指小型圆筒状的驱动轴,用于在录音机中驱动磁带使之恒速转动。
- Determines whether or not the animations attached to this object should be regulated so that they animate at a constant speed. 决定是否调节该对象的动画使之以一个恒定的速度播放。
- A horizontal force of 100N is required to push a crate across a factory floor at a constant speed. 匀速下需要100牛的力来平推板箱使它在工厂的地板上移动。
- Most engines in industrial use are rated to run at a constant speed, irrespective of the load they carry. 工业上使用的大多数发动机都以恒定速度运转,而与发动机承受的负荷无关。
- He also developed a centrifuge governor to hold a steam engine at a constant speed. 他还开发了离心总督举行蒸汽机以恒定速度。
- He drove at a constant speed. 他以稳定的速度开车。
- A scheme is proposed to derive natural frequencies and modal functions of a beam under the given boundary conditions and moving axially at a constant speed. 提出在给定边界条件下确定一匀速运动梁固有频率和模态函数的方法。
- His completely modern regula automatically stabilized his now ferocious motor at a constant speed of the operator's choice. 他的这个完全现代的调节阀能够自动地把他那个现在已经变得颇为暴躁的马达稳定在某个由操作者所选定的恒定速度上。
- A body at rest remains at rest and a body in motion continues to move at a constant speed in a straight line unless acted upon by an external force. 除非受外力作用,否则静止物体将保持静止,运动的物体将继续作匀速直线运动。