【简答题】NS=¥ 1,000,000 COGS = ¥ 540,000 OE = ¥ 360,000 Calculate GM and P/L in both ¥ and %. (1) GM ¥, (2) GM% (3) P/L ¥, (4) P/L%
【单选题】淬火后的钢件进行回火的目的是
B.
改善淬火所得到的马氏体组织,以调整改善钢的性能。
【单选题】钢在淬火后进行回火的目的是 ( )
B.
降低钢的硬度,改善其切削加工性能,为以后热处理做好组织准备
C.
消除淬火产生的内应力,降低硬度和脆性,提高韧性,稳定工件尺寸
D.
使其表面具有较高的硬度和耐磨性,心部具有良好的塑性和韧性
【简答题】If NS are ¥250,000 and COGS is ¥120,000, what is (1)GM ¥ , (2) GM%
【多选题】输液的质量要求与一般注射剂相比,更应注意( )
【简答题】If NS are ¥250,000 and COGS is ¥120,000, what is (1)GM ¥ , (2) GM%
【简答题】NS=¥ 1,000,000 COGS = ¥ 540,000 OE = ¥ 360,000 Calculate GM and P/L in both ¥ and %. (1) GM ¥, (2) GM% (3) P/L ¥, (4) P/L%