Propane may also be used as LPG.丙烷也可用作液化石油气.Testing results show this LPG engine has fully reached EURO emission regulation.从试验结果来看,该LPG发动机完全达到欧排放法规的要求.Mandate , direct to sellers of Arab light crude oil , gasoil and LPG...
I need to get to Lyon by nightfall...我需要在黄昏前到达里昂。I started work at dawn and returned only at nightfall.我披星戴月地工作。I need to get to Lyon by nightfall.我需要在黄昏前到达里昂。They were trying to make New Orleans by nightfall.他们力图在黄昏前赶到新...