通过研究NEDC循环工况下整车的瞬态排放情况，分析了减速断油及怠速停机过程中，氧浓度及温度的变化对催化器转化效率的影响。
The influence of oxygen concentration and temperature on the conversion efficiency of catalytic converter was analyzed by examing the transient emission in NEDC(new European driving cycle).
测量分析小型手摇起动柴油机冷起动过程的瞬时转速、喷油及燃烧过程特征参数在每一循环中的变化情况；
The engine transient speed, fuel injection, combustion process and the cyclic variations in some performance indexes are investigated on a small single cylinder diesel engine during cold-starting.
PKG系列油过滤器实际上可免除由于循环过程中产生的悬浮固体污物而以往必须进行的换油工作。
PKG series oil filter actually can release changing oil for compressor that caused by suspend feculence during the working.
本机器采用了四壁环绕式滤清器，给油过滤始终伴随着洗衣过程循环进行，从而使衣箱被保持清洁。
This machine adopts the walls surround type filter, oil filter is always accompanied by the washing process, so that the trunk was kept clean.
这些装置使用的高流量泵使整个过程中高温的油循环。
These units use a high flow pump to circulate high temperature oil through the process. A heater elevates the temperature of the oil.
这些装置使用的高流量泵使整个过程中高温的油循环。
These units use a high flow pump to circulate high temperature oil through the process. A heater elevates the temperature of the oil.
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