【多选题】在借贷记账法下,下列表述中正确的有( )。
【单选题】Although the weather was very bad the buses still ran on ________.
【多选题】在借贷记账法下,下列表述中正确的有( )。
【简答题】9-2-2 )图 9.4 示 电路中,已知电源角频率 。则电路的等效阻抗为 Ω 。
【单选题】Although the weather was very had, the buses still ran on ________.
【单选题】流动比利时评价短期偿债能力的重要指标,一般经验表明体育场馆的流动比例为( )时比较适宜。
【单选题】Although buses are ___ to depart at a certain hour, they are often late.
【简答题】(4) 含有 80%(mol) 醋酸乙酯 (A) 和 20% 乙醇 (E) 的二元物系,液相活度系数用 VanLaar 方程计算, =0.144 , =0.170 。试计算在 101.3kPa 压力下的泡点温度和温度。