【单选题】对于长周期螺柱焊而言。焊接时间通常在()之间。
【单选题】I can't thank you enough ---- what you have done for me
【简答题】I can't thank you enough for your (kind).
【单选题】某企业的辅助生产车间主要为基本生产车间、行政管理部门供电,应采用的成本计算方法是( )
【单选题】(2013·陕西汉中二模)—I can't thank you enough for the gift you sent me for my birthday the other day. —________.