Countries along B&R are rich in energy resources with()of remaining proved natural gas reserve of the world total.
A.57%
B.78%
C.85%
D.90%
正確答案:78%
Countries along B&R are rich in energy resources with()of remaining proved natural gas reserve of the world total.
A.57%
B.78%
C.85%
D.90%
正確答案:78%