该公司的60个雇员生产空气幕——这是安装在天花板上的矩形鼓风机，可以将热风或冷风，昆虫和灰尘拒之在外达到调温的功能。
The company's 60 employees make air curtains - rectangular blowers mounted on the ceiling that keep out hot or chilly air, insects and dust while keeping in air-conditioning and heat.
科学家研究发现，当人的大脑开始出现过热时，打呵欠的动作就充当天然的“自动调温器”，让清凉的空气进入大脑，使大脑温度恢复到健康水平。
When the head begins to heat up, yawning acts as a natural "thermostat" by allowing cool air to rush in and bring the brain back down to a healthy temperature, research suggests.
通过研究矿井入风调温系统的空气与岩体热交换规律，提出了改善矿井通风的一种新方法。
Based on the research on the heat exchange regularity between air and rock in air-inlet temperature-regulating system, a new method for improving mine ventilation is presented.
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