emission中文什么意思

n.
1.(光、热、气体等的)发出，发射，射出，放射；传播。
2.(纸币等的)发行；发行额。
3.发出物，放射物。
+更多解释...4.【医学】排出；遗精。

• emission emission:    发射喷射
• positron emission emission computer:    正电子发射计算机
• acoustic emission:    声发射技术; 声发射检验; 声频发射 ...

例句与用法

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1. The liberation of electrons from a hot wire is called thermionic emission .
   电子从热灯丝逸出，叫做热电子发射。
2. All data are completely integrated for emission summary purposes .
   所有的数据被全部汇集以达到累积排放量的目的。
3. The reason is a fundamental one associated with the mechanism of light emission .
   其基本原因涉及到光发射的机理。
4. All data are completely integrated for emission summary purposes .
   所有的数据被全部汇集，以达到累积排放量的目的。
5. This emission of heat is completely independent of temperature and pressure .
   这热的散发全然不受温度和压力的影响。

英文释义

名词

1. the act of emitting; causing to flow forth
   同义词：emanation
2. the occurrence of a flow of water (as from a pipe)
3. any of several bodily processes by which substances go out of the body; "the discharge of pus"
   同义词：discharge, expelling
4. the release of electrons from parent atoms
5. a substance that is emitted or released
   同义词：discharge