研究表明,表层沉积物中总磷(TP)、有机磷(OP)和铁结合态磷(Fe-P)的含量主要受控于物质来源;吸附态磷(Ad-P)与Fe-P和OP同属于沉积物中生物可利用磷范畴,其在沉积物中的循环主要与铁氧化物有关,钙结合态磷(Ca-P)主要来源于海洋浮游生物.
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A AD P 供应出油阀
recombinant human ad-p injection 重组人p53腺病毒
P&AD 关的技术
P AD 下肢动脉疾病
P-AD 报刊广告
·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
N adenosine diphosphate; a nucleotide derived from ATP with the liberation of energy that is then used in the performance of muscular work 二磷酸腺苷; 一种可以提高肌肉工作性能的核苷酸 [biochem]
Results The times of active avoidance reaction, passive avoidance reaction and spatial exploration ability of AD rats in smoking group significantly decreased(P<0.01) compared with nonsmoking group.
结果 吸烟组主动回避能力和被动回避能力及空间探索能力较不吸烟组明显下降（P<0.01）；
Christmas Allegedly Christmas tree first appeared in ancient Rome in mid-December Saturnalia, the German missionary Nikos in the 8th century AD, dedicated to El nino using P-trees.
圣诞树据称，圣诞树最早呈现在古罗马12月中旬的农神节，德国布道士尼古斯在公元8世纪用纵树供奉圣婴。
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