在热力学之中，与外界（环境）没有物质交换，但有能量交换的系统称为封闭系统（Closed system）
封闭系统
misc. closed loop
网络释义专业释义
反之，封闭系统(closed system)是一个不受外部环境变化影响的自给自足的系统。在封闭系统内运行的组织会忽视外部环境，得不到外部投人，将很可能遭受一个摘变((...
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... 封闭轴领式罗纹辊：closed journal type dandy (roll) 封闭线路;封闭系统：closed loop 封闭式气垫流浆箱：close air-cushioned headbox ...
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... bounded reservoir 封闭储层 bounded system 封闭系统 bounded variable 有界变量 ...
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... 闭合位置;接通位置：on position 闭合电路;封闭系统：closed circuit 笔记本用纸：French (writing) folio ...
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短语
白水封闭系统 closed white water system
封闭系统通知 Turn Off System Notifications ; Turn Off System Notifics
对称封闭系统 symmetric closed system
管路封闭系统 closed system of pipes
封闭系统认证 Closed System Authentication
封闭系统模式 closed system model
封闭生态系统 [生态] closed ecological system ; closed aquatic ecosystem ; CAES ; closed ecosystem
顶部滚杆封闭系统 RollTop closure system
非封闭系统 [自] not closed system
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closed systemclosed-loopboundedsystemclosed loop
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closed system - 引用次数：3
Moreover, the LWI gain that in the open system is obviously larger than that in the closed system. In addition, the manipulation roles of incoherent pumping rate, atomic exit and ratio injection rates on phase control have been analyzed.
另外,本章还讨论了非相干泵浦场的泵浦速率R,原子的退出速率r0和退出速率比X对系统增益(吸收)和布居数差的影响,并比较了开放系统和相应封闭系统的差别。
参考来源 - Ladder型三能级系统光学性质相干控制的理论研究 -
closed system
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closed system
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双语例句原声例句
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一个封闭系统可以是，比如说，一杯放了一个冰块的冰水，顶上加了盖子。
A closed system would be, for instance, a glass of ice water with an ice cube in it, with the lid on top.
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它的亮点在于这事一个封闭系统。
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乔布斯的说法是，封闭系统稳定性高。
Steve Jobs' rationale for the decision is that closing the system ensures stability.
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It's insulated. It's a closed system. In fact, it's an isolated system. There's no energy or matter that can go through that boundary.
系统指的，是盒子里的东西,它是封闭孤立的。
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It's a closed system, so the number moles doesn't change.
这是一个封闭系统，因此摩尔量不会改变。
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