In the equatorial upwelling zone, there is very little seasonal change in phytoplankton productivity.
在赤道上升流区，浮游植物的生产力很少有季节性变化。
The mobile fault zone along the periphery of mantle upwelling is the favourable site for prospecting uranium and polymetallic mineral resources in the future.
沿地幔隆起周边构造活动带是今后寻找铀及多金属矿产的有利地段。
On basis of location, water dynamic, nutrient loading, red tides are classified as six types of estuary type, bay type, culture zone, coastal water type, upwelling type and open sea.
根据赤潮灾害发生的空间位置、水动力、 营养物质来源等因素，将赤潮灾害类型划分为河口型、海湾型、养殖型、沿岸流型、上升流型和外海型六类。
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