题型:连词成句 连词成句。1. bedroom is very my nice . 2. a you see can book ? 3. it in is the study . 4. on sit the bed please . 5. are they fridge the near ? 6. living nice your room is . 7. my you glasses see do ? 查看答案
题型:单项选择题 原有日产产品10屯的某生产系统,现拟建相似的生产系统,生产规模比原有的增加2倍,用生产规模指数法估计投资额需要增加约()。(指数设为0.5)A.1.4倍 B.1.7倍 C.70% D.40% 查看答案