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1)  exchangeable phosphorus
可交换性磷
1.
Study of the potential exchangeable phosphorus in sediments of shallow lakes in the middle and lower Yangtze River;
长江中下游浅水湖泊表层沉积物潜在可交换性磷研究
2)  potentially exchangeable phosphate
潜在可交换性磷
1.
The core sediment columns collected from Meiliang Bay of Taihu Lake in China were used to study the contents of various phosphorous forms and adsorption kinetics and concentrations of potentially exchangeable phosphate with depths.
样品中的潜在可交换性磷(qi)的含量为2。
2.
The influences of submerged vegetation Hydrilla verticillata on forms of inorganic and organic phosphorous forms and potentially exchangeable phosphate in sediments were investigated under indoors simulating condition.
在室内模拟条件下研究了沉水植物黑藻对沉积物有机及无机磷形态及潜在可交换性磷的影响。
3)  commutativity [kə,mju:tə'tiviti]
可交换性
1.
In this paper,we mainly discuss on the commutativity of orthogonal projections on a complex separable Hilbert space.
文章讨论了复可分Hilbert空间上的正交投影的可交换性,利用分块算子矩阵的技巧,分别从值域和谱的特征两个角度给出了正交投影可交换的等价刻画。
4)  exchangeability [英][iks,tʃeindʒə'biliti]  [美][ɪks,tʃendʒə'bɪlətɪ]
可交换性
5)  exchangeable nitrogen
可交换性氮
6)  rank commuataivity
秩可交换性
补充资料:交换性


交换性
commutativity

  交换性[~mu咐访ty;劝朋打aT“.的er‘- 代数运算(al罗braie operation)的性质之一对于加法和乘法,交换性由下列公式来表示: a十b二b+a和ab=ba.二元运算*是交换的(或者,换句话说,满足交换律(lawof commutativity)),如果在给定的代数系中,恒等式a*b=b*a成立.
  
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