The function of the main fan in coal mine is to keep fresh air and reduce the concentration of gas.
煤矿主扇风机的主要功能是保证井下空气畅通新鲜,降低瓦斯浓度。
He told them to take it off and keep me out in the fresh air.
他要求他们把它取下来,让我出去呼吸新鲜空气。
You can also open the window, keep your head outside to get fresh air and shout for help.
你也可以打开窗户,把头伸出窗外呼吸新鲜空气并呼救。
Fresh air is good for us to keep healthy.
新鲜空气对我们保持健康有好处。
Second, we should often open the windows in order to keep the air in the room fresh.
第二,我们应该经常打开窗户,以保持房间空气新鲜。
Heated air may be circulated to keep fresh produce from incurring chilling or freezing injury.
热空气可能会循环流动,从而保证新鲜农产品不会产生冷害或冻害。
Even when no air flow is needed for temperature purposes it is kept moving to keep the air fresh.
尽管温度不需要气流,但它还是保持流动获得新鲜空气。
These bags are designed to keep air out of crops in storage. They are a simple way to fight insects and keep food fresh.
这种塑料袋用于防止空气进入储藏的粮食,它是一种应对虫害和食品保鲜的简单手段。
I suggest more trees be planted to keep the air fresh.
我建议多植树以保持空气新鲜。
The ground is cold and moist, with the chill factor amplified by ventilation fans used to blow fresh air into the mine, and the sprinkler that keep the coal dust down.
因为有通风设备往里面输送新鲜空气,还有洒水器不断地给煤浇水以降温,所以地下既阴冷又潮湿。
While there are some I called out their names, but they are very lovely, is they brought fresh air to the students, they are to keep out sunshine, wind and rain, the students make us learn happily.
虽然有一些我叫不出它们的名字,但是它们都很可爱,是它们给同学们带来了新鲜的空气,是它们为同学们遮挡阳光、风雨,使我们愉快地学习。
We must have fresh air to keep us in good health.
我们必须保持空气清新来保证我们的健康。
Plants add color to any room and keep the air fresh.
植物能够为任何房间增添色彩,并维持空气清净。
We can do alot of is to protect the earth, for example, we can plant trees to keep the air fresh.
我们可以做很多是来掩护地球,好比说,我们可以种树来保持空气的清爽。
The inside of the box will stay several degrees cooler than the outside air temperature. And this may be cool enough to keep foods fresh, at least for a short time.
盒子里面将比外面空气温度低几度,这些对保持食物新鲜就足够,至少在短时间内。
For ourselves, all we could to do is to often and regular wash hands, open Windows keep fresh air in our home.
对我们自己而言,我们能做到的就是经常洗手,打开窗户,保持家里新鲜空气。
The Windows can also be opened in windy and rainy days to keep the air in the room fresh.
刮风下雨时,也可开启窗户,保持室内空气清新。
First, it hel to keep us fit. We all need fresh air. Besides, by taking morning exercises we can improve our health.
首先,它使我们健康。我们大家都需要新鲜空气;此外,通过晨练,我们增进了健康。
And if you're printing plastic at home or in your office, open a window and use a fan to keep the air fresh.
如果你要打印的塑料在家里还是在办公室,打开一个窗口,并使用风扇来保持空气新鲜。
Please open the window to keep the air in the ward fresh.
请开窗通风,保持病室空气清新。
The design of air-cooling provides rapid and uniform cooling to keep the fresh taste of food.
风冷设计,制冷快速均匀,保持食品新鲜口感。
A fresh air system with a preheat function can provide comfortable temperature of fresh air to keep the indoor temperature at the same time to achieve energy-saving purposes.
具有预热功能的新风系统,把温度适宜的新风引入,保持室内温度的同时又达到节能的目的。
Air fresh: outside fresh air can enter the room through filters, no need to keep the room airtight, therefore without the unsuitable feelings that traditional air-condition brings.
空气清新:室外新鲜空气经过过滤进入室内,无须密闭,故无传统空调带来的不适应感。
The door and windows should be open to keep the air fresh.
公共厕所应及时开门开窗换风换气,厕内无明显臭味。
The door and windows should be open to keep the air fresh.
公共厕所应及时开门开窗换风换气,厕内无明显臭味。
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