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- 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。
- 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。
- 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 water-flow from the fountain is controlled by a mechanism linked to an anemometer (which measures wind speed and direction) located on top of an adjacent building. 喷泉射出的水流受到一个与风速计(用于测量风的速度和方向)相连的机械装置控制,前者安装在一幢邻近楼房的顶上。
- Development of wind speed and direction transducer 微型风速风向传感器研制
- wind speed and direction control 风速风向控制
- pertaining to the measurement of wind speed and direction 与风速和风向测量有关的
- pertaining to the measurement of wind speed and direction. 与风速和风向测量有关的。
- 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。
- It is quite difficult to do with any sort of accuracy, because the wind speeds and directions are very changeable, so empirical models and methods are often needed. 要具有一定的精确度十分困难,因为风速和风向都太容易变化了,所以常常需要用到经验模型方法。
- Wind speed and wind direction are important meteorological factors in ocean dynamic environment monitoring. 海面风速风向是海洋动力环境监测的重要气象要素。
- Among commonly used types are those employing either a propeller or cups for measuring wind speed and a vane for measuring wind direction. 普通使用的型式是测量风速的叶扇或风杯及测量风向的风标。
- Squalls or violent gusts often occur with thunderstorms. They bring about abrupt increases in wind speed and drastic changes in wind direction. 雷暴中常出现狂风或猛烈阵风,风速骤然增强或风向突然改变。
- 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。
- wind speed and direction 风速与风向
- 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。
- The new model delivers speed and fuel economy. 这种新型设计能提高速度、 节约燃料。
- Wind speed and the associated turbulence effects are of practical importance in orchards. 风速及相关联的暴风影响,对于果园具有实在重要的意义。