updraft

简明释义

英[ˈʌpdrɑːft]美[ˈʌpdræft]

n. 上升气流；[建] 向上之排气

adj. [建] 向上通风的

英英释义

单词用法

同义词

反义词

例句

1.Peak updraft strength is slightly enhanced with hodograph curvature.

山顶上升气流强度随速矢端迹曲率加大而稍有加强。

2.The temperature difference between oasis and surrounding desert drives an oasis breeze circulation, in which there is the downdraft over the oasis and the updraft over the desert.

这种温度差异使绿洲风环流产生，并且使绿洲区产生下沉运动、沙漠区产生上升运动。

3.The thermal properties of biomass fuels such as cotton stalk briquette in the small furnace of biomass pyrolysis and combustion with moving bed and updraft was investigated.

研究了棉杆成型块等生物质固体燃料在小型移动层上吸式热解燃烧炉中的热特性。

4.As wood contains high volatile matter, updraft gasifier system produce the gas containing tar, which need to be cleaned before using in engines.

由于木材含有高挥发物，吸式气化炉系统产生的气体含有焦油，需要在发动机前使用清洁。

5.They are also small and light, was in the air updraft care in the air.

它们又小又轻，被空气中的上升气流托在空中。

6.Makes sense, as in an updraft, the draft is working against gravity.

是有道理的，因为在一个上升气流，该草案正在对重力。

7.The updraft gasifier achieves the highest efficiecy as the hot gas passes through fuel bed and leaves the gasifier at low temperature.

气化炉的上升气流，实现了作为最高efficiecy热气体穿过燃料床和叶在低温气化炉。

8.The bird soared high in the sky, riding the warm updraft (上升气流) created by the sun heating the ground.

那只鸟在天空中高高飞翔，乘着阳光加热地面产生的温暖updraft（上升气流）。

9.Pilots often look for an updraft (上升气流) to gain altitude without using much fuel.

飞行员通常寻找updraft（上升气流）以在不消耗太多燃料的情况下获得高度。

10.When paragliding, finding a strong updraft (上升气流) can extend your flight time significantly.

在滑翔伞飞行时，找到一个强劲的updraft（上升气流）可以显著延长你的飞行时间。

11.The meteorologist explained how an updraft (上升气流) can lead to the formation of thunderstorms.

气象学家解释了如何通过updraft（上升气流）导致雷暴的形成。

12.Hikers often seek out areas with updrafts (上升气流) to help them stay cool on hot days.

徒步旅行者常常寻找有updrafts（上升气流）的区域，以帮助他们在炎热的日子里保持凉爽。

作文

In the world of meteorology, the term updraft refers to a vertical movement of air that rises due to various factors such as temperature differences and atmospheric pressure. Understanding this phenomenon is crucial for comprehending weather patterns and the formation of storms. For instance, when warm air rises, it creates an updraft that can lead to the development of cumulus clouds. These clouds are often the precursors to thunderstorms and other severe weather events. The strength of an updraft can significantly influence the intensity of these storms. Moreover, updrafts play a vital role in the life cycle of a thunderstorm. As warm air ascends, it cools and condenses, forming water droplets that contribute to cloud formation. This process can lead to the release of latent heat, which further enhances the updraft. The stronger the updraft, the more moisture the storm can hold, potentially resulting in heavy rainfall and even hail. In addition to their impact on weather, updrafts are also essential for aviation. Pilots often seek out updrafts to gain altitude without expending fuel. Glider pilots, in particular, rely on thermal updrafts to stay aloft for extended periods. By understanding the conditions that create updrafts, they can navigate more effectively and enhance their flying experience. Furthermore, updrafts can have ecological implications. In forested areas, the rising air can carry seeds and spores high into the atmosphere, aiding in plant dispersal. This natural process contributes to biodiversity and the regeneration of ecosystems. Additionally, updrafts can influence local climate patterns, affecting everything from precipitation levels to temperature variations. In summary, the concept of updraft is multifaceted, affecting not only meteorology but also aviation and ecology. Recognizing the significance of updrafts can help us better appreciate the complexities of our atmosphere and its impact on our daily lives. Whether we are observing the majestic formation of storm clouds or soaring through the skies in a glider, the presence of updrafts is an ever-present reminder of the dynamic nature of our environment. As we continue to study and understand these phenomena, we can improve our predictions of weather patterns and enhance our interactions with the natural world.

在气象学的世界中，术语上升气流指的是由于温度差异和大气压力等各种因素而上升的空气的垂直运动。理解这一现象对于理解天气模式和风暴的形成至关重要。例如，当温暖的空气上升时，它会产生一个上升气流，这可能导致积云的形成。这些云通常是雷暴和其他严重天气事件的前兆。上升气流的强度可以显著影响这些风暴的强度。 此外，上升气流在雷暴的生命周期中也发挥着至关重要的作用。当温暖的空气上升时，它会冷却并凝结，形成水滴，从而促进云的形成。这个过程可能导致潜热的释放，进一步增强上升气流。上升气流越强，风暴可以容纳的水分就越多，可能导致强降雨甚至冰雹。 除了对天气的影响外，上升气流对于航空也至关重要。飞行员通常会寻找上升气流来在不消耗燃料的情况下获得高度。滑翔机飞行员尤其依赖热上升气流来延长飞行时间。通过理解创造上升气流的条件，他们可以更有效地导航，增强飞行体验。 此外，上升气流还可能对生态产生影响。在森林地区，上升的空气可以将种子和孢子带入高空，帮助植物传播。这一自然过程有助于生物多样性和生态系统的再生。此外，上升气流还可以影响局部气候模式，从降水量到温度变化等各个方面。 总之，上升气流的概念是多方面的，不仅影响气象学，还影响航空和生态。认识到上升气流的重要性可以帮助我们更好地欣赏大气的复杂性及其对我们日常生活的影响。无论我们是在观察风暴云的壮丽形成，还是在滑翔机中翱翔，上升气流的存在始终提醒着我们环境的动态特性。随着我们继续研究和理解这些现象，我们可以改善对天气模式的预测，并增强与自然世界的互动。