活塞的上行通过排气门将废气排出汽缸外。
As the piston travels upward, it pushes the spent gases out through the open exhaust valve.
某些汽油中含铅，铅随汽车废气排出，会损伤儿童的大脑。
The lead comes out in car exhaust fumes and it can cause brain damage in children.
一种特制的罩可以将空气导入大楼，也可以将废气排出大楼。
Specially developed cowls direct air into the building, and also draw used air out.
进气和排气的气门开合时间随着转速的提高相互交叠，循环着将废气排出。
The intake and exhaust valve opening times will overlap as RPMs rise, recycling some of the charge the outgoing air creates.
好的介质能够让氧气进入土壤，让二氧化碳和其他废气排出，因此重量上会非常轻。
A quality mix will allow oxygen to enter and carbon dioxide and other gasses to escape and therefore must be light in weight.
合理的利用进、排气管中的压力波，不仅能使更多的废气排出缸外，而且还可以提高发动机的充气效率，使尽可能多的新鲜工质充入。
The utilization of the pressure wave in the intake pipe and exhaust pipe which not only make more exhaust gas out of the cylinder but also improve the charge efficiency and make more fresh gas.
汽车堵塞了十字路口和高速公路，排出的废气遮蔽了天空，空气中喇叭声不断。
Cars clog intersection and expressways. Their exhaust clouds the sky and the air is full of the sound of horns.
从工厂排出的废气污染了城市上空的空气。
The exhaust fumes from factories polluted the air above the city.
藻类生物反应器将酿酒厂排出的废气输送到生长藻类的容器里，为它们提供养料。
The algae bioreactors move exhaust gas from the distillery into containers that grow algae, which feed on the gas.
但比这更糟得多的是在洛杉机市内或周围噩梦般的旅行，那儿根本没有公共交通工具，毫不夸张地说，人们正被自己汽车排出的废气呛死。
But far worse is the nightmare of travel in and around Los Angeles, where public transport does not exist and people are literally choking to death in their exhaust fumes.
这样的系统能持续从室外引入新鲜空气更新室内空气，并且用排出的废气的热量加热引入的空气。
Such a system constantly refreshes your house with fresh air from outdoors but cleverly heats the incoming air with the warm, stale air that's being vented out.
进行光合作用的其他原料——二氧化碳，将由发电站、炼油厂、天然气处理厂之类的工厂排出的废气提供。
The other raw material for photosynthesis, carbon dioxide, will be supplied as the exhaust from industrial plants such as power stations, oil refineries and natural-gas processors.
所以，到底应该怪罪于汽车和工厂排出的废气，还是沙漠来的沙尘，答案再混浊不过了。
So, whether the blame lies with exhaust fumes or desert dust is as clear as mud.
每天早晚进行五分钟的交替鼻孔呼吸练习能够让你从肺底排出大量废气和杂质。
A daily five minute practice morning and night of alternate nostril breathing is great way to remove stale air and impurities from the bottom of your lungs.
隧道里充满着排出的废气、煤尘和爆破声。
The tunnels are filled with exhaust emissions, coal dust and the roar of blasting.
排气系统可以降低从发动机气缸排出的已燃废弃的噪声，并且安全地将这些废气带走使其远离汽车内的人。
The exhaust system reduces the noise of the burned gases leaving the engine cylinders and carries these exhaust gases safely away from the people in the car.
首先，他们不使用汽油和石油，所以他们并没有排出的有害废气。
First, they don't use gasoline and oil, so they have no harmful emissions.
如阀门打开或关闭的时间不对或根本打不开或关不住，空气无法进入，废气无法排出，因此发动机不运转。
If the valves do not open and close at the right time or at all, air cannot get in and exhaust cannot get out, so the engine cannot run.
每当空调打好后，房间里有空调排出的废气，吊兰也会毫不费力地一扫光。
Whenever a good air-conditioning, the room has air-conditioning emissions, Chlorophytum will easily sweep away the light.
汽车以排出废气的形式污染空气。
汽车产生的废气和从化工厂排出的气体同样有害。
The cars produce waste gases almost as harmful as the gases from chemical factories.
那辆摩托车大声地排出了一阵废气，然后很快在远处消失了。
The motorcycle let off exhaust with a loud noise and then disappeared in the distance quickly.
随着活塞现在位于下止点且所有气体已经燃烧，重要的是要在工作循环的第四个即最后一个冲程中将所有的已燃废气从气缸中排出。
With the piston now at BDC and all the gases having been burnt, it is important to remove all the burnt gases from the cylinder on the fourth and final stroke of the cycle of operations.
汽车排出的废气使我们城市中的空气遭受污染。
Exhaust fumes from cars are poisoning the air of our cities.
每天，成千上万吨废气从车辆的排气管排出。
Each day thousands of tons of gases come out of the exhausts of motor vehicles.
它们排出的废气和工厂排出的废气几乎一样有害。
They produce waste gases almost as harmful as the gases from factories.
新的可燃混合气通过进气口进入，燃烧过的废气从排气口排出。
A fresh air-fuel charge enters through the intake port, and the Burned gases exit through the exhaust port.
新的可燃混合气通过进气口进入，燃烧过的废气从排气口排出。
A fresh air-fuel charge enters through the intake port, and the Burned gases exit through the exhaust port.
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