convection
英式音标：[kənˈvekʃn] 怎么读
美式音标：[kənˈvɛkʃən] 怎么读
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convection概况
n. [流][气象] 对流；传送
convection词义
n.
传送，对流；运流；
英英释义
convection[ kən'vekʃən ]
n.
the transfer of heat through a fluid (liquid or gas) caused by molecular motion
(meteorology) the vertical movement of heat or other properties by massive motion within the atmosphere
convection用法
词组短语
natural convection自然对流
convection heat transfer对流传热
forced convection强制对流；人工对流
heat convection热对流
convection section[工]对流部分
mantle convection地函对流，地幔对流；地幔对流
convection diffusion对俩散
convection coefficient对流系数，膜层散热系数
convection zone 对流区（等于convective zone）
双语例句
用作名词(n.)
The machine circulated hot air by convection.
这个机器使热空气通过对流来循环。
Heat can be delivered by convection, radiation, and thermal conduction.
热气可由对流、辐射和热传导来传递。
Convection is the principal agent of heat transfer in the atmosphere and oceans.
对流是大气和海洋中热传输的主要方式。
The main parameterof heat convection process is heat transfer coefficient.
反映对流换热过程特性的主要参数是对流换热系数。
Since solids do not move, heat convection does not occur in solids.
由于固体不会运动,所以热量无法在固体中进行对流转移。
权威例句
Convection Plumes in the Lower MantleLaminar Flow Forced Convection in Ducts
Rotation, convection, and magnetic activity in lower main-sequence stars
Numerical study of convection observed during the winter Monsoon experiment using a mesoscale two-dimensional model
A generalized approach to parameterizing convection combining ensemble and data assimilation techniques
The Local Discontinuous Galerkin Method for Time-Dependent Convection-Diffusion Systems
The Local Discontinuous Galerkin Method for Time-Dependent Convection-Diffusion Systems
Towards the ultimate conservative difference scheme. IV. A new approach to numerical convection
Numerical Methods for Convection-Dominated Diffusion Problems Based on Combining the Method of Characteristics with Finite Element o...
The Step-Mountain Eta Coordinate Model: Further Developments of the Convection, Viscous Sublayer, and Turbulence Closure Schemes
convection词源
convection (n.)
1620s, from Latin convectionem (nominative convectio) "the act of carrying," noun of action from past participle stem of convehere "to carry together," from com- "together" (see com-) + vehere "to carry" (see vehicle). Related: Convective. Convection current recorded from 1868.
convection造句
1. In convection, hot currents flow upwards.
在对流中热气流向上运动.
-- 来源 -- 英汉 - 辞典例句
2. Convection is the principal agent of heat transfer in the atmosphere and oceans.
对流是大气和海洋中热传输的主要方式。
-- 来源 -- 英汉 - 辞典例句
3. One of the ways to dissipate perspiration is by convection.
散发汗水的一种方法是通过对流作用。
-- 来源 -- 英汉 - 辞典例句
4. Droplet ignition and extinction in practical combustors are strongly influenced by forced convection and turbulence.
在实际燃烧室中，液滴点火和熄火受到强迫对流和紊流的强烈影响。
-- 来源 -- 英汉 - 辞典例句
5. At the point C, the star develops a convection zone extending from near the surface deep into the extended envelope.
在C点，星体产生一个对流区，从表面附近向内扩展到广袤的包层。
-- 来源 -- 英汉 - 辞典例句
6. Convection can be of two types: natural convection and forced convection.
对流可分为两类，即自然对流和强制对流。
-- 来源 -- 英汉 - 辞典例句
7. Within the rock which forms the highly permeable reservoir convection currents of hot water or steam occur.
在形成高渗透性热储的岩体内，存在水或蒸汽的对流运动。
-- 来源 -- 英汉 - 辞典例句
8. The boundary layer thickness is a function of the convection condition, in the melt.
边界层厚度是溶体中对流条件的函数。
-- 来源 -- 英汉 - 辞典例句
9. If the temperature gradient becomes too large, then convection will take over the bulk of the energy transport.
如果温度梯变得太大，那么对流将承担能量传输的大部分。
-- 来源 -- 英汉 - 辞典例句
10. The conditions in a protostar resemble far more closely in situation in red giants, most of whose volume is caught up in stormy convection.
原恒星的条件更加类似于红巨星的情形，红巨星体积的大部分都卷入剧烈的对流中。
-- 来源 -- 英汉 - 辞典例句