以下为句子列表：
英文: A dynamic mathematical model of an air source heat pump water chiller/heater (ASHPWCH) under frosting was developed by connecting several of its component models according to principles of mass, momentum and energy conservation.
中文: 摘要在空气源热泵冷热水机组各部件模型的基础上，基于质量守恒定律、动量守恒定律和能量守恒定律，将这些部件模型有机地结合起来，建立了机组结霜工况下的动态数学模型。
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英文: Abstract: The performance of screw compressor in air-source heat pump heater/chiller unit operatingin winter is simulated using the neural networks.
中文: 文摘:采用神经网络对冬季运行的空气源热泵冷热水机组中螺杆式压缩机的特性进行了模拟。
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英文: Abstract:This essay introduced a coal burning boiler replacement project for a nursing house in Beijing,using GD-series high temperature heat pump to gather heat from 15℃ underground water and output 70 ℃ high termperture water to heating system.This proj
中文: 摘要：介绍了北京某干休所燃煤锅炉改造项目，采用大温差高温水源热泵从15℃浅层地下水中提取热量，输出70℃高温热水进行供暖，从而达到“节能、环保”和节约运行费用的目的。
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英文: According to the status of sewage in a pharmaceutical factory in Harbin, uses the multistage spray heat exchanger in the sewage-source heat pump system.
中文: 摘要根据哈尔滨某制药厂的污水情况，在污水源热泵系统中采用多级淋激式换热器作为污水侧换热器。
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英文: Air energy heat pump water heater units are currently the safest, most energy-saving, environmental-friendly and comfortable water heating devices in the world, which are widely used in hotels, restaurants, schools, hospitals, pools, saunas, factories and
中文: 空气能热泵热水机组是目前世界上最安全、最节能、环保、舒适的热水设备，广泛应用于宾馆、酒店、学校、医院、泳池、桑拿、工厂、家庭别墅等。
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