It USES the energy transformation of the loss of winding to the power to form a closed self circulation cooling system without pump.
是靠绕组损耗转化形成的动力进行密闭无泵自循环冷却。
This paper analyzes the problems that appear easily in the open-self circulation in university library such as book disorder, book stealing, and book damaging, etc.
对高校图书馆图书开架流通过程中容易出现的图书乱架、图书被窃、图书破损等问题进行了分析，并提出了相应的解决办法。
Thrust bearing adopts self pump outer circulation cooling system.
推力轴承采用自身泵外循环冷却系统。
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