... 中国人一般用的比较多的就是 major，不过外国人好像不太人这个。如果是大学学什么专业的，大方向可以翻成field，具体的可以用subject. 空气处理单元 air conditioner unit 压力控制回路 pressurecontrol circuit ...
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... 液压泵站power station 空气措置惩罚单位air conditioner unit 压力节制回路pressure control circuit ...
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Portable air conditioner unit 便携式空调机
self-contained air conditioner unit 成套空调机组
contained air conditioner unit 成套空调机组
Assembled air-conditioner unit 组合式空调机组
unit air conditioner 单位空气第机 ; 组合空气调节器
Duct type air conditioner unit 风管机系统
multi-connected air conditioner unit 多联式空调机
After modification, the control precision of the whole air conditioner unit is high, the energy consumption is reduced sharply, the cold and heat load of the surface condenser and th...
改造后机组整体控制精度高，能耗大幅降低，满足了表冷器和加热器的冷热负荷。
In this paper, the national energy efficiency standard for multi-connected air conditioner unit was introduced, including the principle, energy efficiency indexes and testing requirements.
本文描述了多联式空调机能效国家标准的制定原则、能效指标和测试要求。
The effect of protecting mesh of air conditioner outdoor unit on aero-acoustic noise is studied with experimental method.
采用实验研究的方法，首次研究了某型空调器室外机组防护网对气动噪声的影响。
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