A type of modifier suitable to Xinli oil was developed through experiment. It could reduce the oil pressure of the well and extend the period of low-temperature transportation.
本文通过试验，研究出一种适合于新立原油的改进剂，降低了冷输井的油压，延长了冷输井顶管线的周期。
Brass seamless tube can be used in heat exchanger and condenser, low temperature pipe, underwater transportation pipe.
黄铜无缝管可用于热交换器和冷凝器、低温管路、海底运输管。
The LNG Refrigerator Car takes LNG as the power fuel, which is the special purpose vehicle of low temperature transportation and USES cold energy released LNG gasification rewarming to refrigerate.
LNG冷藏车是以lng为动力燃料，并利用LNG汽化复温过程中所释放冷量制冷的低温运输专用汽车。
Introduced arc the applications of dynamic yield stress in low temperature transportation as well as in the course of restart after shutdown of the waxy crude oil transport system.
介绍了动屈服应力在含蜡原油低温输送和含蜡原油停输后再启动过程中的应用。
The common method for transportation of live animal is aeration method, anaesthesia method and low temperature method.
常见的水产动物保活运输有增氧法、麻醉法和低温法。
The common method for transportation of live animal is aeration method, anaesthesia method and low temperature method.
常见的水产动物保活运输有增氧法、麻醉法和低温法。
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