濒临灭绝的物种，他们最大的威胁是人类，谁无意中击中他们的小船在浅海水域他们。
An endangered species, their biggest threat is humans, who unwittingly hit them with their boats in shallow waters.
本文简要介绍了超浅海水域中直接测流的实际问题，讨论了海流计的动态方程及其特性。
Practical problems concerning direct current measurement in very shallow water including the dynamic equation and performance of a rotor type current meter are discussed in this paper.
岛屿西部和西南部的浅海区(图中岛屿下侧)呈现出浅蓝色，与岛屿南、北、东方向的深海水域颜色对比明显。
Shallow water to the west-southwest (below the island in this view) appears bright blue, in contrast to the deeper ocean waters to the north, east, and south.
岛屿西部和西南部的浅海区(图中岛屿下侧)呈现出浅蓝色，与岛屿南、北、东方向的深海水域颜色对比明显。
Shallow water to the west-southwest (below the island in this view) appears bright blue, in contrast to the deeper ocean waters to the north, east, and south.
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