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This is less than the total biological production in the main water column, or pelagic zone.
它比主水体或远洋区的生物总产量要少一些。
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Suddenly, the water column was no more, music stopped.
突然,水柱全没了,音乐也停止了。
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A tangled kelp forest fills the water column off the coast of Maine.
缠结的海带森林弥漫着水柱沿海海面的缅因州。
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This is triggered by the buoys' anomalies of water column height above the sea floor.
这是浮标(检验测定)到了海床上边不没事了的水体高度而被触动引发的。
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The middle part of the water column and narrower, upper and widening like funnel general.
而水柱的中间部分较窄,上部又变宽,好似漏斗一般。