注射用水必须以何种水为水源
A.注射用水
B.蒸馏水
C.纯水
D.饮用水
E.去离子水
参考答案:C
West of our school ___ two lakes ____ attract a large number of visitors. [ ]
A. are; that
B. is; where
C. is; that
D. are; where
海上运输货物保险的保障的费用有哪些?其各自含义是什么?