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- A device for indicating wind direction. 风标用来显示风向的设施
- secondary wind direction 次级风向
- Wind direction is represented by arrows. 风向是用箭头表示的。
- The wind direction is changeable. 风向不定。
- The windsock is used to measure the wind direction. 风标是用来测风向的
- The wind direction is the direction from which the wind blows. 风向就是风吹来的方向。
- A flag used for signaling or indicating wind direction. 风信旗用于打信号或指示风向的旗子
- Truncated cloth cone used to indicate wind direction. 缩短了的锥形物用来测定风向。
- Wind direction is unfavorable, there Desmodium bite foot. 风向不顺，有蚂蝗叮脚。
- The primary and secondary windings are insulated by epoxy resin. 一、二次绕组均浇注在环氧树脂内，绝缘性能优良，耐潮湿。
- The wind direction is most in NNW and different in each season. 大风最多风向是NNW，风向具有季节性差异；
- Precipitation has obvious seasonal wind direction changes. 降水风向有明显的季节变化。
- The primary and secondary windings and iron core are insulated by epoxy resin. 一、二次绕组及铁芯均浇注在户外环氧树脂内，防水、耐污染。
- Primary and secondary windings and iron core are insulated by epoxy resin. 一、二次绕组和铁芯均浇注在环氧树脂内，绝缘性能优良，耐潮湿。
- Transverse dunes run are a right angle to the constant wind direction. 横向沙丘与风的方向始终处于直角。
- How to make a wind direction gauge for Laser XD, Pico, Topper - Dinghy Sailing. 简易风帆风向计(风鸡) 制作介绍.
- In using, the secondary winding cannot be short-circuited or operating over-load. 使用时二次绕组不能短路及超负荷运行。
- An electric transformer changes the alternating voltage applied to it in proportion to the numbers of turns in its primary and secondary windings. 变压器其交变电压的改变与初级线圈及其次级线圈的匝数成正比。
- Measure average wind speed by anemometer. Find out wind direction by light thread and compass. 用风速计量度平均风速,用一条轻的线和一个指南针找出风向。
- Since the secondary winding is normally operated into a high-impedance circuit, the secondary current is quite small. 因为次级绕组通常输入高阻抗的电路，因此次级电流很
