英语词汇nitrogen fix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

双语例句

1
There was a negative correlation between the nitrogenase activities of nitrogen fixing bacteria in root and that in leaf and stem.
此外，甘蔗根、茎、叶中固氮菌的固氮酶活性之间关系较为密切，根中固氮菌的固氮酶活性与叶片和茎中的都呈负相关。
2
In the nitrogen-free Pot experiment, the nodulating competitive ability of the parental and marked strains and their nitrogen fixing efficiency were tested.
通过砂培试验研究了标记基因对受体菌株的竞争结瘤能力和固氮有效性的影响。
3
Nitrogen for plant nutrition is mainly obtained from three sources: nitrogen-fixing plant, rain water and manure.
氮素是植物必要的营养元素之一，其主要来源有：生物固氮作用、降雨和灌溉水以及人工施肥。

单词	nitrogen fix
释义	nitrogen fix 简明释义固氮：一种生物过程，某些微生物（如根瘤菌）将大气中的氮气转化为植物可以利用的氮化合物。网络释义 1 ?固氮固氮短语 1 nitrogen fixing plants 固氮植物 2 Nitrogen Fixing Bacteria Series 固氮菌群 3 nitrogen fixing bacteria of symbiosis 共生固氮细菌双语例句 1 There was a negative correlation between the nitrogenase activities of nitrogen fixing bacteria in root and that in leaf and stem. 此外，甘蔗根、茎、叶中固氮菌的固氮酶活性之间关系较为密切，根中固氮菌的固氮酶活性与叶片和茎中的都呈负相关。 2 In the nitrogen-free Pot experiment, the nodulating competitive ability of the parental and marked strains and their nitrogen fixing efficiency were tested. 通过砂培试验研究了标记基因对受体菌株的竞争结瘤能力和固氮有效性的影响。 3 Nitrogen for plant nutrition is mainly obtained from three sources: nitrogen-fixing plant, rain water and manure. 氮素是植物必要的营养元素之一，其主要来源有：生物固氮作用、降雨和灌溉水以及人工施肥。
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