四冲程柴油机进气过程曲轴转角的角度一般为:
A、大于180°A
暂无解析
Thisisanimportantproblem_______toofewsocialscientistshaveresearched.
中国自20世纪60年代开始进行海洋油气资源的自营勘探和开发。()
WhichofthefollowingisNOToneofthemainsourcesofnewwordsinthepresent-dayEnglishvocabulary?
ItwashismasterpieceTheGreatGatsbythatmade()oneofthegreatestAmericannovelists.
翻译:Yettherewasabiggermovementintheairby1750.