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- In table tennis, the eyes see the ball coming, judge its speed and direction, and pass this information on to the brain. 打乒乓时，眼睛看到球打过来，要不断它的速度和方向，再把这个信息传到大脑。
- To define wind speed and direction look at the shadow of a cloud on the ground. 空中风速及风向可由云在地面影子判断。
- Does the speed of the paddle influence the ball speed and direction? 挡板的速度会影响球的速度和方向吗?
- When launching a torpedo please considering the targets speed and direction. 当发射一杖鱼雷请考虑到目标的速度和方向。
- In table tennis,the eyes see the ball coming,judge its speed and direction,and pass this information on to the brain. 打乒乓时，眼睛看到球打过来，要不断它的速度和方向，再把这个信息传到大脑。
- Wind measurements differ from those of temperature in that two quantities must be observed: speed and direction. 风的测定与温度不同在于有两个量必须加以测定:风速和风向。
- Every hour the assistant on duty had to read the instruments, make a note of the wind speed and direction. 每个小时当班的助理得观察仪器,记录风速和风向。
- Velocity: the speed and direction of an object, or its rate of change in position. This is a vector. 速度：一个物体运动的方向和速率。或者是在某一位置的变速率。它是一个矢量。
- The A3423 is a dual-channel Hall-effect sensor ideal for use in speed and direction sensing applications incorporating encoder ring-magnet targets. A3423是双通道霍尔效应传感器,该器件非常适合用于整合编码器环形磁铁目标的测速及测向应用。
- The Hall elements of the A3423 are spaced 1.63 mm apart, which provides excellent speed and direction information for small-geometry targets. A3423霍尔元件的间距为1.;63 mm;从而可为小型几何尺寸目标提供卓越的速度及方向信息。
- The new model delivers speed and fuel economy. 这种新型设计能提高速度、 节约燃料。
- The unit can be used as a standalone device to determine and communicate current vehicle status, including position, speed and direction. 哈哈,用途还是很明显的测试速度也可以。
- Atmospheric pressure, air temperature, wind speed and direction, cloud type, cloud amount and direction of motion and rainfall amount were observed. 观测项目有大气压力、气温、风速、风向、云型、云量、云的移动方向及雨量等;日照时间亦有记录。
- Model HZY2 Digital Meteorological Instrument is a shipborne apparatus, designed to measure temperature, humidity, wind speed and direction at sea. 2型数字气象仪是一种海洋气象仪器,用于在船舶上测量海洋温度、湿度、风速和风向四要素。
- The speed and emphasis of this second reading will depend upon the information and direction you gained from your preview of the material. 第二次阅读的速度与重点，将决定于你预先查阅读物所获得的资料与指示。
- These measurements, also known as ocean surface topography, provide information on the speed and direction of ocean currents. 这些测量方法，也叫做海洋表面地势测量，提供有关洋流的速度和方向的信息。
- Well, like anybody else, they skid (sideslip around) until they reach the speed and direction they want, then edge to carve and keep up momentum. 其实，大家都一样，他们让其侧滑，直到达到意定的速度和方向，然后走刃刻滑，以维持高速。
- When the running frequency is setted by the remote-controller,The tractive speed and direction of the miner can be abtained. 操作摇控器设定运行频率,即可获得需要的采煤机牵引速度和牵引方向。
- Main propertiesSeries of HGP roller screen is a kind of equipment which has materiel move forward by using of multi-shaft rotating with same speed and direction. 主要特点:HGP系列滚轴筛是利用多轴同向等速旋转推移物料前移，并同时进行筛分作业的一种机械设备。
- It takes speed and skill to weld steel at this heat. 在这样的温度焊钢需要速度和技术。
