With a compact, power, light weight, low fuel consumption, high reliability and cold start performance, versatility, low emissions, but also has maintained a long cycle, the use of low cost.
具有结构紧凑、功率大、重量轻、油耗低、可靠性高、冷启动性能好、通用性强、排放低等特点，还具有保养周期长、使用成本低等特点。
This paper presents the engine emissions at different intake temperature, heating methods and volume of accumulators during the cold start.
研究了不同进气温度、加热方式和蓄热箱容积对发动机冷起动排放的影响规律。
In summer the natural ventilation rates of buoyancy driven flow decrease, in the meantime the cold start and idle emissions of cars are significantly lower in summer than in winter.
在夏季，自然通风量减小，但汽车在冷启动与怠速情况下的污染物排放量远比冬季的小。
The result indicates that it can control effectively on reducing HC emissions in cold start with the adoption on the technology of classific catalysis, and it has better practicability.
结果表明：采用分级催化转化技术能有效控制冷起动过程的HC排放量，并具有较好的实用性。
It is very important to deal with HC emissions during cold-start phase of gasoline vehicles, especially to meet requirements of EURO 3 phase emission regulation.
为满足即将实施密耦催化剂的国家第3阶段排放标准，汽油车排气冷起动问题显得尤为重要。
Also, enhancing the intake air temperature and ignition energy are the feasible approach to reducing the cold-start HC emissions.
提高进气温度和加大点火能量也是降低冷起动下HC排放的可用措施。
Also, enhancing the intake air temperature and ignition energy are the feasible approach to reducing the cold-start HC emissions.
提高进气温度和加大点火能量也是降低冷起动下HC排放的可用措施。
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