大家在查：切瑞哈辛 restudy 奥马尔·巴希尔 paramecium prongs 诺德斯理查德·尼克森瑶族 •威尔克森

P2O5

网络五氧化二磷

P2O5

P2O5

P2O5

五氧化二磷

1

After the sample had been acidulated and dissolved by soda. P -Mo -V xanthic acid spectrophotometry was used to determine the content of P2O5.

试样经堿熔，酸化后，以磷 -钼 -钒黄分光光度法测定五氧化二磷；

3

The experiment shows that the optimum addition amount of sodium humate is 2% of P2O5 content in the neutralizing slurry .

通过实验得出腐植酸钠的最佳加入量为中和料浆中 P2O5 含量的 2%。

4

On the premise of constant N and K fertilizers , the yield increased rapidly along with P2O5 increasing.

在氮、钾肥一定的前提下，产量随着 P2O5 的增加而快速增加；

5

Thus, shortening rotation length may cause serious deficiency of site N and P2O5 on site.

若缩短轮伐期，则可能导致立地 N 和 P2O5 的严重亏缺；

6

Shangsuan phosphate rock of Yunnan province was acidulated by the phosphoric acid about 20% P2O5 produced by hot-process.

采用热法磷酸制成含 20%P2O5 左右的磷酸，用以与云南上蒜磷矿进行分解反应。

7

The main nutrients (N+P2O5+K2O)of the compost which added 5% humic acid are higher than other treatment .

与其他处理相比，加入 5%含量的腐殖酸的堆体主要养分（N+P2O5+K2O ）含量最高。

8

The interference of coexistent water with the CO2 and the method for removing the water by P2O5 trap are described .

叙述了共存水对二氧化碳测定的干扰及其用五氧化二磷的脱除方法。

9

With the reason analyzed and some measures taken , P2O5 recovery increased to 86 . 98%, still lower than the designed index .

分析其原因并采取一些措施后，P2O5 回收率提高到 86.98%，仍低于设计指标。

热词推荐

大家在看