英语词汇NPN怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

短语

1
2 (Exercise) Supposethe supply of firm i is ai p, when the price is p,where i takes on the values 1, 2, 3, … n. What is the market supply of these n firms?
2（练习）公司i的供给表示为ai p，即价格为p时，且i的取值范围为1 2 3 … n，则第i家公司的供给表示为ai p，问当价格为p时，这n家公司的市场供给如何表示？
2
Reducing N and P rates also decreased N and P accumulation and nitrate content in the soil and decreased the risk of N and P running off.
减少氮磷化肥用量可以大幅度降低氮磷在土壤中的累积和硝酸盐的含量，减少氮磷的流失风险。
3
There were significant negative correlations between nitrate content and total n, protein n, total p, protein p, protein K of lettuce leaf.
莴笋叶片硝酸盐含量与全氮、蛋白氮、全磷、蛋白磷和蛋白钾含量呈极显著负相关。

单词	NPN
释义	NPN 简明释义 abbr.非蛋白氮（Non-Protein Nitrogen）网络释义短语 1 n p n transistor 晶体管 2 n-p-n transistor n-p- 晶体管 ; 型晶体管 3 n-p-n transistor n-p 晶体管双语例句 1 2 (Exercise) Supposethe supply of firm i is ai p, when the price is p,where i takes on the values 1, 2, 3, … n. What is the market supply of these n firms? 2（练习）公司i的供给表示为ai p，即价格为p时，且i的取值范围为1 2 3 … n，则第i家公司的供给表示为ai p，问当价格为p时，这n家公司的市场供给如何表示？ 2 Reducing N and P rates also decreased N and P accumulation and nitrate content in the soil and decreased the risk of N and P running off. 减少氮磷化肥用量可以大幅度降低氮磷在土壤中的累积和硝酸盐的含量，减少氮磷的流失风险。 3 There were significant negative correlations between nitrate content and total n, protein n, total p, protein p, protein K of lettuce leaf. 莴笋叶片硝酸盐含量与全氮、蛋白氮、全磷、蛋白磷和蛋白钾含量呈极显著负相关。
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