英语词汇nitrogen fixing bacteria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

网络释义

1
?固氮菌
... 氮素循环 Nitrogen cycle 固氮菌 Nitrogen fixing bacteria 亚硝酸球菌 Nitrosococcus ...

短语

1
Nitrogen Fixing Bacteria Series
固氮菌群
2
nitrogen fixing bacteria of symbiosis
共生固氮细菌
3
free-living nitrogen fixing bacteria
自生固氮菌

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
Although there is 34,500 tons of gaseous nitrogen in the air column above each acre of the earth's surface, this cannot be used by plants until it has been fixed by nitrogen-fixing bacteria and algae.
虽然在地球表面每英亩空气柱中有34,500吨气态氮，但是如果这些气态氮不被固氮菌和藻类固定，是不能被植物利用的。
3
Symbiotic nitrogen-fixing bacteria invade the root hairs of host plants, where they multiply and stimulate the formation of root nodules, enlargements of plant cells and bacteria in close association.
共生的固氮菌侵袭宿主植物的根毛，并在此繁殖和促进根瘤的形成、植物细胞和亲密共生细菌的扩大。

单词	nitrogen fixing bacteria
释义	nitrogen fixing bacteria 简明释义 [微] 固氮细菌网络释义 1 ?固氮菌 ... 氮素循环 Nitrogen cycle 固氮菌 Nitrogen fixing bacteria 亚硝酸球菌 Nitrosococcus ... 短语 1 Nitrogen Fixing Bacteria Series 固氮菌群 2 nitrogen fixing bacteria of symbiosis 共生固氮细菌 3 free-living nitrogen fixing bacteria 自生固氮菌双语例句 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 Although there is 34,500 tons of gaseous nitrogen in the air column above each acre of the earth's surface, this cannot be used by plants until it has been fixed by nitrogen-fixing bacteria and algae. 虽然在地球表面每英亩空气柱中有34,500吨气态氮，但是如果这些气态氮不被固氮菌和藻类固定，是不能被植物利用的。 3 Symbiotic nitrogen-fixing bacteria invade the root hairs of host plants, where they multiply and stimulate the formation of root nodules, enlargements of plant cells and bacteria in close association. 共生的固氮菌侵袭宿主植物的根毛，并在此繁殖和促进根瘤的形成、植物细胞和亲密共生细菌的扩大。
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