Operating costs of using the steam jet refrigeration system to cool the temperature of water in air conditioning system are lower than the refrigerative compressor.
用蒸汽喷射制冷设备作为空气调节系统的冷源,不论在基建费用及经常运转费用方面均较氨冷冻机
得经济,因此

它已渐为有关
业部门所重视。
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英语 2018年12月合集 Though devices for keeping food cold have been around for decades, Marshall's refrigeration machine got it's patent in 1899. 119 years later, refrigerators have touch screens and cameras connected to your phone that let you see what's inside.
虽然低温保存食物的装置已经存在了几十年了,但是Marshall's的制冷机在1899年获得了专利。 119年后,冰箱有了触摸屏和摄像头,它
以连接到你的手机上,让你看到里面都有什么。
60秒 听力 2013年2月合集 And finally, 200 Parties of the Montreal Protocol agreed to the Kigali Amendment that will gradually reduce the production and consumption of hydrofluorocarbons, powerful greenhouse gases that are commonly used in refrigeration.
最终,《蒙特利尔议定书》的200个缔约方达成了《基加利修正案》,该修正案
逐渐减少制冷中常用的具有强温室效应的氢氟碳化物的产
和消耗。
In recent months, the price of olive oil has risen by 42.5 percent alongside the cost of bread, milk, eggs, meat and pasta, not to mention the spiraling bills for electricity, refrigeration or gas for stoves and ovens.
近几个月来,橄榄油的价格上涨了42.5%,面包、牛奶、鸡蛋、肉类和意大利面的价格也上涨了,更不用说电费、冷藏费和炉子燃气费的螺旋式上涨了。

英语 2024年8月合集