Variable speed hydraulic drive system is a new type energy saving system.
变转速液压驱动系统是一种新型的节能传动系统。
The total heat exchanger is a new type of energy saving equipment for air-conditioning units.
本文介绍新型空调节能设备——全热交换器的结构、工作原理、热效率及其应用。
It is a new type product of environmental protection and energy saving and emission reduction.
是一种新型的绿色环保、节能减排产品。
Type into more energy saving, low cost, safety and reliability, environmental protection and new realm.
式带入更加节能，成本低廉，安全可靠，环保的新境界。
Type into more energy saving, low cost, safety and reliability, environmental protection and new realm.
式带入更加节能，成本低廉，安全可靠，环保的新境界。
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