To declare a static property, place the keyword static after the visibility modifier, directly in front of the property variable.

要声明静态属性，将关键字static放在可见度修饰符后面，直接位于属性变量前面。

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Restart process of hot oil pipeline is an unsteady property-variable coupling flow.

热油管道再启动过程是一种不稳定的变物性耦合流动。

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Restart process of hot oil pipeline is an unsteady property-variable coupling flow.

热油管道再启动过程是一种不稳定的变物性耦合流动。

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