40. According to the chart in the previous question, the nature of seabed at Q5 area is:
(A) 泥
(B) 砂
(C) 岩
(D) 珊瑚礁
答案:登入後查看
統計: 尚無統計資料
統計: 尚無統計資料
40. According to the chart in the previous question, the nature of seabed at Q5 area is:
(A) 泥
(B) 砂
(C) 岩
(D) 珊瑚礁