佛教最短的经是() ["A、普门品","B、弥陀经","C、心经"]
某班民用液化气产量累计为80吨,MTBE原料产量累计为140吨,原料累计量为330吨,此班民用液化气收率为()%。 ["A、24.24","B、42.42","C、57.14","D、66.66"]
MTBE原料收率定义是单位时间装置MTBE原料累计产量与()之比。 ["A、原料瞬时平均值","B、原料中正丁烷体积含量","C、原料累计量","D、原料中正丁烷质量含量"]
“董西厢”对《会真记》的超越表现在哪里?
MTBE原料收率单位%是()。 ["A、摩尔百分比","B、体积百分比","C、质量百分比","D、比重百分比"]
关汉卿有着怎样的思想性格和创作旨趣?