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.

辞典例句

A hydrogen recirculating machine was designed from a W Recirculating Vacunm pump.

根据高压氢化工艺要求,以W型往复式真空泵为基本机体,改制成氢气循环机.

互联网

Pay attention to fire prevention when recirculating and eluting with petroleum benzin.

用石油醚回流洗脱时应注意防火.

互联网

A term sometimes applied to recirculating memory.

有时用于循环存储器的一种术语.

互联网

Recirculating ball type steering wheel.

循环滚珠式转向盘.

互联网

The heat flux distribution in the recirculating flow zone behind a bluff body has been measured.

在测量钝体后回流流场的速度、脉动速度相关量和温度的基础上,求出回流流场的热通量分布.

互联网

Lime process is an important technology for reuse of urban reclaimed wastewater in recirculating cooling system.

石灰法是城市污水再生回用于工业循环冷却系统的重要技术.

互联网

Addition of organic matters to recirculating water can improve the effect of ozone on descaling.

向循环水中投加有机物可改善臭氧对水垢的脱除效果.

互联网

It possesses the characteristics of recirculating use of acid and only ferric oxide slag as byproduct.

该工艺特征是盐酸循环使用,副产物只有氧化铁渣.

互联网

Recirculating twin ball tracks in the screw and on the rails provide greater accuracy.

在循环球螺杆双轨道和在路轨上提供更大的准确性.

互联网

As a new type clean combustion technique, recirculating fluidized bed combustion technique has been widely used.

循环流化床燃烧技术作为一种新型的洁净燃烧技术得到广泛应用.

互联网

The AquaPrep operates by recirculating water through a hydrophobic capsule consisting of many thin - walled capillaries.

而这种设备采用通过一根由许多薄壁毛细管组成的疏水(憎水)包套的回流水作为分析水.

互联网

Three typical flow patterns theare identified: the penetrating flow the stagnant flow and the recirculating flow.

本研究归纳出三种典型的气流模式,分别为[穿越流]、[停滞流],以及[循环流].

互联网