Để thể hiện các mỏ than trên lãnh thổ nước ta người ta thường dùng phương pháp nào?
Đáp án đúng là: C. kí hiệu.
Giải thích:
Các mỏ khoáng sản, trong đó có mỏ than, thường được biểu hiện trên bản đồ bằng phương pháp kí hiệu. Kí hiệu có thể là hình dạng, màu sắc hoặc kích thước khác nhau để thể hiện loại khoáng sản và trữ lượng của nó.
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