The HCNG engine calibrated must pass the European III emission standard and meet the power and economy requirement of HCNG vehicle.
标定后的HCNG发动机需满足国III排放标准，其动力性和经济性需保持与原型机相当的水平、并达到HCNG整车的要求。
Acceleration performance, maximum speed, maximum degree of climbing and economic performance of HCNG vehicle meet the design requirement in the road test.
在最终的道路测试中，HCNG整车的加速度、最高车速、最大爬坡度和经济性都达到项目的设计要求。
The results show that all the three types of catalytic converters can make the HCNG engine meet enhanced environmentally friendly vehicle (EEV) emission standard.
试验结果表明：三种催化器都能使天然气掺氢发动机排放达到环境友好型汽车标准。
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