使用中汽车排放空气污染物不定期检验办法，由中央主管机关会商有关机关定之。
The central competent authority in consultation with the relevant agencies shall determine regulations for the irregular air pollutant emissions testing of in-use motor vehicles.
使用车载排放测量系统(OBS)对一台重型混合动力公交车的排放水平进行评估，以检验被测车辆上装载的能量回收装置能否改善排放。
On -board emission test system (OBS) is used to evaluate the emission level of a heavy duty hybrid bus to see whether the on -board energy recycle device could improve emission level.
格兰杰因果关系检验结论为在二阶滞后期的前提下，能源消费和碳排放量均是GDP的单向格兰杰原因。
The Granger Causality test shows that on the premise of second-order lag, the energy consumption and carbon emission are the one-way Granger reason of GDP.
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