Different application for each system.
每个系统的不同应用程序。
They designed each system individually.
他们分别设计每个系统。
So each system at the point of its birth is simple.
所以任何一个系统诞生之初,都是简单的。
Between thirty and thirty-five women used each system to pump water from the ground or a stream.
VOA: special.2010.01.11
And so, each hydrogen has access to each electron, and now we have a satisfied system.
每个氢原子都有两个电子,这是一个令人满意的体系。
You just need a few macroscopic variables that are very familiar to you, like the pressure, the temperature, the volume, the number of moles of each component, the mass of the system.
你只需要某些你非常熟悉的宏观变量,比如压强,温度,体积,每个组分的摩尔数,系统的质量。
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