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- What is the percentage of nitrogen in air? 空气中所含的氮的比例是多少?
- Soil Loss Calculature of Nitrogen in Absorbed During the Period of Paddy Planting in Jingjiang City 靖江市水稻种植期土壤吸附态氮流失量计算
- The plants keep the nitrogen in their roots,legum . 植物将氮气保存在他们的根部。
- If it were not for oxygen and nitrogen in the air, no man could live on the earth. 大气中如果没有氧和氮，人就无法生存于地球了。
- Urea is commonly used as the source of nitrogen in foliage sprays. 尿素作为氮素给源普遍地应用于叶面喷布。
- Nitrogen in absorbed 吸附态氮
- The plant requires nitrogen in order to make proteins. 植物需要用氮来制造蛋白质。
- There is plenty of nitrogen in the air but is cannot be absorbed directly by the plants. 空气中有大量的氮，但植物不能直接吸收。
- There is plenty of nitrogen in the air but it cannot be absorbed directly by the plants. 空气中有大量的氮，但植物不能直接吸收。
- What is the main channel you accept in absorbing foreign fund ? 贵方吸引外资的主要渠道是什么?
- Hydrocolloid beads/paste will assist in absorbing wound drainage. 水胶体珠或膏有助于疮面漏液吸收。
- Enrichment of organic matter and nitrogen in eroded bedloads. 侵蚀泥沙、有机质和全氮富集规律研究。
- TE surface waves in absorbing layers with high losses are studied. 研究TE表面波在高损耗吸收层中的特性。
- This may occur in response to a high level of reduced nitrogen in the medium. 这可能是由于对培养基中高水平的还原氮的反应而发生的。
- The humour of it is not to be absorbed in a hurry. 其中的幽默不是一下子能领会的。
- The present paper reviews biogeochemical cycle of nitrogen in agroecosystem. 根据国外资料,综述了有机农业土壤氮素流失规律与防止措施。
- The Kjeldahl is a general analysis method for determining nitrogen in rubber. 凯氏定氮法是测定橡胶中氮含量的常规分析方法。
- The loss of nitrogen in soil always was the emphases of studying nitrogen loss. 摘要长期以来，氮素损失的研究重点多为氮肥在土壤运转过程中的损失。
- He was so absorbed in thought that he ran against a passerby. 他全神贯注地想心事，以至于和一个行人撞了个满怀。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
