nitrogen source

基本解释

• 氮源；氮源物质

英汉例句

双语例句

• Yeast extract WBS the best nitrogen source in liquid culturate, the second was (NH4)2SO4.
  在液体培养中，病菌对氮源的利用以酵母膏为最好，其次为（NH4）2SO4。
  dict.cn
• Dextrose and maltose was the best carbon source, while asparagine (Asn)was the optimum nitrogen source for both hypha growth and spore bearing.
  葡萄糖和麦芽糖为菌丝生长和产孢的最佳碳源。 天冬酰胺是菌丝生长和孢子产生的最佳氮源。
• The effects of inoculums, fermentation temperature and time, and nitrogen source on production of citric acid from aged paddy rice by liquid-state fermentation of Aspergillus niger were studied.
  研究了接种量、发酵温度与时间、氮源等因素对以陈化稻米为原料，黑曲霉液态发酵法生产柠檬酸的影响，并优化了工艺。

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词组短语

短语

• nitrogen doping source 氮掺杂源
• inorganic nitrogen source 无机氮源
• plasma activated nitrogen source 等离子激活氮源
• free nitrogen source 游离氨基氮
• only nitrogen source 唯一氮源

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专业释义

农业科学

• 氮源

  Nimbya sp. utilizated carbon sources optimum at D-sorbitol,the optimum nitrogen source was L-histidine.
  但在供试的碳、氮源中，Nimbya sp.可利用的最佳碳源是D-山梨醇，氮源以硝酸铵基质上的菌落生长最快，L-组氨酸上产孢量最大。

• 氮肥形态

化学

• 氮源

  After the optimization of nitrogen source in induced media culture, the expression of purpose protein had been improved greatly.
  通过对诱导培养基中氮源的优化，目的蛋白的表达量由345mg／l提高到750mg／l。

• 辅料

环境科学技术

• n源营养

生物学

• 氮源