Фото: Caroline Brehman / Reuters
handle the 4700 Finance Communication System as a complete rework of the 3600.
，更多细节参见新收录的资料
Equal (1): Everything in this space must be equal to 1. The answer is 1-1, placed vertically; 5-1, placed vertically; 1-0, placed vertically; 3-1, placed vertically.
Georgina RannardScience correspondent