阿伯达省的油砂矿开始于1967年，最早的矿井是上图（1984年）中离阿萨巴斯卡河最近的那个。
Oil sand mining began in Alberta in 1967.That first mine is closest to the Athabasca River in the top image (1984).
阿伯达省的油砂矿开始于1967年，最早的矿井是上图（1984年）中离阿萨巴斯卡河最近的那个。
Oil sand mining began in Alberta in 1967.That first mine is closest to the Athabasca River in the top image (1984).
应用推荐