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汉语拼音：wēn chā

温度的差，通常指一天中最高温度和最低温度的差：新疆地区日照长，～大。

1. 温度的差别。通常指一天中最高温度和最低温度的差别。

   《人民日报》1982.3.27：“ 内蒙古 昼夜温差大，日照时间长，降雨量少而集中，有利于甜菜糖分的积累。”

• On the top of mountain, a year-round flow of a tiny spring is infiltrating and dripping.

  此处日照短，多反射光，昼夜温差大，岩顶终年有细泉浸润流滴。

• A wide temperature differential between water and air makes for a more stable atmosphere with calmer winds over the relatively cold water.

  水和空气之间的温差大，在相对冷的水域上方形成静风，使得大气环境更加稳定。

• It applies to the larger temperature difference between the two substances, used for high temperature and low turbidity measurements.

  它适用于两种物质之间的温差较大，高温和低浊度测量。

• Due to buoyancy effect, the cooling water goes up to the surface of seawater after it is drained into the huge tidal bay.

  温排水排入海湾后，温差所产生的浮力效应，温排水趋于海水上层运移，随潮流的运动在呈现涨落分布。

• In Houston, this causes a smaller than usual difference between the temperatures of the land and the sea at night.

  在休斯顿，热岛效应对大陆海洋夜间温差产生了微妙的影响。

• Therefore, there is always a difference between the medium temperature and the threshold temperature of the infrared detector.

  因此，总有媒体之间的温度和红外探测器的门槛温差。

• The temperature difference between the exhaust pipe and a pipe carrying engine cooling fluid can thus be several hundred degrees Celsius.

  温差之间的排气管和管道进行发动机冷却液因此，可以几百摄氏度。

• And a simple method is summarized, which carries out large temperature difference and little water quantity without changing. . .

  并总结出不改变制冷机工况实现大温差小水量的简单方法。

• if the fins of heat sink have bigger size, a heat tube can be enclosed in the copper basal plate to improve the heat emission efficiency.

  如果散热片长度或宽度较大，可以在铜底板内封装热管，以降低铜底板的温差，进一步提高散热效果。