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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.
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自然对流可能影响前面所述的弱强制对流热传递系数.
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When the fluid is pumped by a fan, the convection is named a forced convection.
当流体被风机抽送时, 则该对流形式被称为强制对流.
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The heat transfer in natural convection is generally much lower than in the forced convection.
自然对流的热传递一般明显比强制对流形式弱.
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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.
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- 相关词组
- forced distribution method强制分配法;
- forced vibration强制振动,强迫振动;受迫振荡;受迫振动;
- forced draft强迫通风;
- forced landingn.紧急降落,迫降;
- forced filtration强制过滤;
- forced circulation强迫循环,压力环流;
- convection current对流,运流;
- forced laughter[医]强制性痴笑:无理由的强笑;
- forced alimentation强制营养法;
- forced feeding[医] 强制喂养;
- forced labour[法] 强制劳动;劳役;
- forced feed强制[加压]进料;
- forced marchn.强行军;
- forced entry(非法)强行闯入(建筑物);
- forced flow强制流;
- convection zone对流区;对流层
- be forced to被迫做某事;不得已;迫不得已;只好;
- forced out[体]封杀出局;
- forced landing runway强制降落跑道
- forced ignition强制点火;
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- upset v.打翻,弄翻;打乱,打搅;adj.难过的;失望的;沮丧的;(肠胃)不舒服的;
- separate v.(使)分开/分离/分散;分割,划分;相隔,隔开;分居;区分;
- completion n.完成,结束;
- psychology n.心理(学);思想;
- photography n.摄影;摄影术;
- invite v.邀请;请求;招致;n.请柬;
- move v.移动;改变;进步;采取行动;搬家;调动;走棋;转移话题;动摇;促使;感动;提议;n.行动;移动;改变;搬家;步骤;一步(棋);
- press v.压;按;把…塞入;紧握(手或臂);推搡着移动;催促;坚持;压平;熨烫;压榨;压制;用力踩;极力要求;困扰;硬给;n.报纸;新闻记者;印刷机;出版社;榨汁机;挤压;拥挤的人群;衣柜;
- measure v.衡量;测量;量度为…;估量;n.措施;相当数量;体现;尺度;判断;度量单位;标准量;计量工具;(音乐的)小节;
- perfect adj. 完美的;正确的;优秀的;极好的;n. [语]完成时;
- spite n.恶意;怨恨;v.故意使烦恼;存心使苦恼
- no adv. 不;否;一点也没有;adj. 没有的;不许的;一点儿也没有;决不是的;
