可适应各种极端环境，质量稳定，免维修。
It can adapt to any extremely environment with a stable quality and no need to maintain.
最近的研究显示，日本的车在免维修这一点上，仍超过美国车。
Recent studies show that Japanese cars are still more maintenance free than American cars.
本发明涉及一种换热效率高、节能环保、免维修的不锈钢热交换器。
The invention relates to a stainless steel heat exchanger with high heat exchange efficiency, energy conservation, environmental protection and free maintenance.
除了叶轮之外，高压鼓风机没有其他动作，因此可靠性之高几乎免维修。
In addition to the impeller, the high-pressure blower has no other action so the reliability of it is that it almost needs no maintenance.
涡旋压缩机主要运动件涡盘只有啮合没有磨损，因而寿命更长，被誉为免维修压缩机。
The scroll wrap is the main movement part of compressor, only have the tooth, have no abrasion, thus the life is longer, so this is free maintenance compressor.
涡流二极管泵输送设备是一种新型的用于高危物料输送的无运动部件的免维修输送系统。
Vortex diodes pump is a new-type maintenance-free equipment with no moving parts for pumping hazardous liquids.
性能优异、品质保证，零件配件100%供应、免待料，提供最便捷的维修及售后服务。
It is featured with excellent performance, reliable quality, 100% spare parts supplies for part deficiency and we always provide customers with the most convenient maintenance and after service.
采马达动力，故障率低、免耗燃油，降低维修保养成本。
It is driven by motor with lowest disorder occurrence rate of no fuel consumption to economically reduce the maintenance cost.
轻便且一处内免注油，有效延长电机寿命，减小维修时间和维修成本。
Light and oil-free within one year, effective to extend the motor life, reduced maintenance time and maintenance costs.
轻便且一处内免注油，有效延长电机寿命，减小维修时间和维修成本。
Light and oil-free within one year, effective to extend the motor life, reduced maintenance time and maintenance costs.
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