状的物品某物，如螺旋线或蒸馏器的螺旋冷凝器，在构成或外表上像蠕虫。
Something, such as the thread of a screw or the spiral condenser in a still, that resembles a worm in form or appearance.
公司还拥有多项制冷核心技术，如螺旋蒸发器、板片蒸发器、U型蒸发器、V型冷凝器、工业空调机等。
Sanhe has many core technologies such as screw style evaporator, plate type evaporator, "U"shape evaporator, "V" shape condenser, industrial air conditioner and so on.
本文在综合考虑传热性能和摩擦阻力等因素的基础上，对单螺旋槽套管式冷凝器的结构进行了优化和研究。
On the base of both consideration of heat transfer performance and resistance, the optimization and research are carried out on single spiral duct double pipe condenser.
本文在综合考虑传热性能和摩擦阻力等因素的基础上，对单螺旋槽套管式冷凝器的结构进行了优化和研究。
On the base of both consideration of heat transfer performance and resistance, the optimization and research are carried out on single spiral duct double pipe condenser.
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