2) offshore placer deposit
近海砂矿
1.
In accordance with macro sea-environment, mineral types, forming stages and actions, and shapes of micro-landform, the coastal and offshore placer deposits in Shandong can be classified into two supertypes, namely littoral zone placer deposit and shallow-sea placer deposit; 13 types including construction sand of littoral zone, quartz sand of littoral zone,zircon sand of shallow-sea etc.
根据砂矿产出的宏观海洋环境、矿种、形成时代、成矿作用和微地貌形态等要素,将山东省主要近海砂矿划分为2大类、13类、32亚类。
3) neritic organism
近海生物
5) anchimonomineralic
近单矿物的
6) anchimonomineralic rock
近单矿物岩
补充资料：近海
靠近陆地的海域：～航行 ㄧ利用～养殖海带。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条