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生物可利用营养要素
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生物可利用营养要素
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生物可利用营养要素
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marine bioavailable micronutrients
生物可利用营养要素
海洋生物,尤其是海洋浮游生物,在生长过程中所必需的痕量元素,通常也称痕量营养盐,主要包括Fe、Mn、Zn、Ni、Cu、Co、Cd、Mo、V、Se等痕量元素。
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thrower
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throwing index
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thrust adjustment emergency flight control
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thrust vector control technology
thrust vectoring control system
thrust vector of gas rudder
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