Their motors burn most of gasoline, and less goes out as exhaust fumes.

The air has been contaminateed by exhaust fumes.

空气已被废气所污染.

The air is mainly contaminated by exhaust fumes.

空气主要受到汽车尾气的污染.

Exhaust fumes are bad for your health.

废气对健康有害。

So it is the most important to control automobile exhaust gas pollution.

因此,控制机动车尾气污染是当务之急.

It features temperature resistance, good insulation, sound absorption and high cleaning efficiency of exhaust gas.

具有耐热温度高 、 保温性能好、吸音率大、尾气净化效率高的特点,是理想的空气净化 、 隔热、保温材料.

Exhaust gas has been incriminated as one of the causes of air pollution in cities.

废气被视为城市空气污染的原因之一.

While rising, the piston carries the exhaust gas upwards.

当活塞上升的时候就把废气排到上面.

Catalyst technique is the major way to purify automobile exhaust gas.

催化剂是当前控制汽车尾气的主要手段.

General Motors electronic fuel-controlsystem includes an exhaust-gas oxygen senor or sniffer.

通用汽车公司的电子燃油控制系统,包括废气氧传感器或嗅探器.

In the spark-ignition engine, recirculating some of the exhaust gas reduces the emission of nitrogen oxides.

在火花点火的发动机中, 再循环的一部分废气减少了氧化氮的有害污染物.

Uwed as materiale gor furnace and exhaust gas cleaning systems of automobiles.

炉用材料,汽车排气净化装置用材料.

Particulate traps have been designed that will remove most of the particles from the exhaust gas.

已经设计出的污染微粒收集器可将大部分有害微粒从废气中分离出来.

Purification of automobile exhaust gas.

汽车废气净化.

The exhaust pipe shot sparks.

排气管中射出了火星.

The tail exhaust pipe of the motor vehicle emitted poisonous smoke.

机动车的尾部排气管排出有毒的浓烟.

Each main exhaust pipe shall have one exhaust fan.

一个风机控制一个主要的排气管道.

Later the inside shape of the exhaust pipe will be made.

稍后内部形状的排气管将会作出修改.

I felt my elbow up against his Yamaha, first his exhaust pipe, then his rear tyre.

我感觉我的手肘擦过他的Yamaha, 先是他的排气管然后是他的后轮.

The gas exhaust pipe is connected with the measurement system. The sealing tank is fixedplatform.

密封罐连接有进气管和排气管,排气管连接测量系统.

The old car drove off, with its exhaust pipe scraping along the ground.

那辆老车开走了, 它的排气管沿路刮著地面.