英语释义

• (meteorology) the vertical movement of heat or other properties by massive motion within the atmosphere

• the transfer of heat through a fluid (liquid or gas) caused by molecular motion

片语

convection activity对流活动

mantle convection地函对流，[地物] 地幔对流；[地物] 地幔对流

forced convection[热] 强制对流；人工对流

convection heater[建] 对流加热器；[电] 对流电暖器

convection potential对流电位

convection tube对淋

convection zone对流区（等于convective zone）

convection diffusion对俩散

convection heat transfer对流传热

convection gradient对流梯度

convection section对流部分

convection boiling对流沸腾

heat convection[热][气象] 热对流

convection coefficient[热] 对流系数，膜层散热系数

convection rain对流雨

natural convection[热] 自然对流

英汉例句

• it is because conduction works so much better than convection for heat transfer.

  这是因为传导要比对流有效得多。

• food will be heated to serving temperature in a microwave/forced air convection oven.

  食物在微波炉/强制对流型烤箱中加热到食用温度。

• convection in the magnetosphere and ionosphere can be strongly driven by these fluctuations, independent of the direction of the interplanetary magnetic field.

  磁气圈和电离层之间的能量传递可以靠磁场的变化产生的强大的推动力，而不一定要依赖于行星际磁场方向。

• the forced air convection oven heats food and beverages by conduction with a hot plate or by forced convection.

  强制对流型烤箱通过热盘传导或强制对流加热食物和饮料。

• changes in the thickness, viscosity and conductivity of the outer core in the past could have led to convection patterns that caused the magnetic pole to tilt.

  过去任何来自于核外层的厚度、粘性和导电性变化都会导致对流形式变化从而引起磁极倾斜。

• one of their papers addresses convection and its affect on substorms to show it is a global phenomenon.

  他们有一篇论文就提出了能量传递问题及其对亚暴产生的影响，并以此来证明这是一个全球性的现象。

• if the surface is cooled and the air above it warmed, there is less tendency for air from near the surface to rise; reduced convection will tend to lead to fewer clouds and reduced rainfall.

  假设地表降温而其上的空气升温，那么地表的空气要向上升腾就变得不那么容易；而对流减少导致的将会是趋向于减少的云层生成和降雨。

• two main kinds of solar convection cells exist — granulation cells about 600 miles (1, 000 kilometers) wide and supergranulation cells about 20, 000 miles (30, 000 kilometers) in diameter.

  太阳有两种主要的对流环——宽约600英里（1000公里）的米粒组织和直径约20000英里（30000公里）的超米粒组织。

• the influx of cold air on top of warm, moist air favours the sort of deep convection that creates powerful storms, turning moisture in the air into water on the ground very efficiently.

  寒冷的空气流入的温暖空气的顶端，潮湿的空气形成的深对流造成强烈的风暴,大气中的水分高效的形成降水于地面。

• the convection zone reaches up to the sun「s surface, and makes up 66 percent of the sun」s volume but only a little more than 2 percent of its mass.

  对流区的范围直达太阳表面，占有太阳体积的66％，但只有太阳质量的2％多一点儿。

• arthur holmes proposed that the heat in the interior of the earth, some of which was generated by radioactive decay, could be driving a convection that drags around the continents at the surface.

  但是，板块们为何游走四方终归要有一个说法罢，于是有人又站出来解围了，还是那位卢瑟福的小粉丝----亚瑟霍姆斯指出，地球内部的热量一部分是由放射性物质衰变产生的，能够进行对流，以拖动表面大陆移动。

• convection within the red giant dredges the new proto-dust atoms from the core up to the surface.

  红巨星内部的对流碰撞出新的原始尘埃原子会从其核心撞到表面。

• finally, the outermost part of a star「s atmosphere is the corona, which if super-hot might be linked with convection in the outer layers.

  最后，恒星大气的最外层部分是日冕，这是一个由于外层对流导致的超热区域。

• it relies on low-powered convection currents to ramble wherever it is easiest to drift to, and is then trapped by gentle, patient cul-de-sacs in the hills.

  它依赖于弱势力的对流，而对流总是会閑逛到它最容易漂浮的地方，然后卡在温和耐心的小山丘这个死胡同里。

• on earth, heat from the solid inner core drives complex fluid dynamics through convection in the planet」s molten outer core, causing an electrical charge which generates a global magnetic field.

  在地球上，从坚固的内磁芯的热量通过与炽热的外磁芯核的对流而形成流体动力，引起了电荷，进而由电荷产生了全球的电磁场。

• but the problem, as he sees it, is that the researchers 「as yet have not provided the physical mechanism」 to explain how the convection of heat proceeds through the mantle.

  但是在他看来，问题是研究人员还没有提供可以用来解释在地幔内部如何进行热传输的物理机制。

• but as the core cooled, the convection should have eased enough to kill the field.

  可随着内核的降温，对流的停止足以让磁场消失。

• options and features, such as the addition of convection heat, probe and sensor cooking, meet the needs of virtually every cooking, heating or drying application.

  各种功能，例如新增的对流加热、传感烹饪等，满足着几乎各种烹饪、加热或烘干的应用。

• this would place the first life on earth near volcanic springs where water goes through convection that cycles it from cold to hot and back to cold, says szostak.

  这使得”第一生命“能生存在火山温泉中，那里存在着从冷到热再到冷的对流循环，绍斯塔克说。