合成型机油—含有特别添加剂(低灰分技术)和为新型大众集团装有喷射泵的TDI - PD汽油和柴油发动机而设计。

Synthetic lubricant with special additives (LOW-ash technology) and specifically for the new VW TDI-PD Volkswagen petrol and diesel engines fitted with an Injection Pump.

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结合中国北方某城市在夏天太阳能辐射数值，给出了以R123为制冷剂的太阳能喷射式制冷系统在这种条件下的运行结果。

According to the solar radiation data of a city in north China, the simulation of the performance of a solar ejector refrigeration system was carried out, in which R123 was taken as the refrigerant.

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建立了以电加热模拟太阳能辐射的喷射式空调系统实验台，研究了喷射式制冷系统的工作特性和影响因素，以及制冷剂r 123的运行性能。

An experiment set of solar ejector refrigeration system was built, in order to study its performance characteristics and the key influence factors, in which R123 was taken as the refrigerant.

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