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- After harvesting the crops, he tested them for nitrogen content. 作物收获后,他测定了作物中氮的含量。
- Nitrogen Content Dynamic Variation Analysis in the Second Songhua River. 第二松花江水体中氮含量的动态变化分析
- The adhesive has high cohesive strength,low nitrogen content and low viscosity. 该粘结剂具有粘结强度高、低氨、低粘度等优点。
- Urine is a complete manure with fast function rich in nitrogen content. 尿液是一种快速作用的、富含氮的完全肥料。
- The stretchability is im proved with the reduction of nitrogen content in steel. 钢丝拉拔性能随钢中含氮量下降而有所改善。
- Maize straw returning to the field can increase the soil total nitrogen and inorganic nitrogen content. 秸秆还田增加了土壤全氮和无机氮含量。
- Leaf nitrogen content induces remarkable effect on chlorophyll and soluble protein content. 叶片氮含量对叶绿素与可溶性蛋白含量会产生明显的影响。
- Specific leaf weight and nitrogen content had positive relation to the net assimilation rate. 比叶重和含氮量与净同化速率间存在正相关。
- There was a positive correlation between the amounts of most soil microbe and soil nitrogen content. 土壤中大多数微生物数量与土壤氮素养分含量呈正相关。
- The total nitrogen content of compound fertilizer have been studied using the Kjeldahl Method. 摘要采用凯氏定氮法,对复合肥料总氮含量进行了测定研究。
- Factors affecting the nitrogen content in liquid steel have been analyzed in LF/VD process. 结合现场试验分析了LF/VD过程影响钢液氮含量的因素。
- For example, fish urine containing ammoniac nitrogen content, that will affect the long-person health. 比如鱼尿里含有氨氮成分,闻久了会影响人的健康。
- We got the relative compound standard indeterminacy of nitrate nitrogen content in water,8. 采用酚二磺酸分光光度法对水中硝酸盐氮进行不确定度评定。
- The effect of technical parameters on nitrogen content in vanadium carbonitride is investigated. 研究了一步法合成碳氮化钒的生产工艺及工艺参数对碳氮化钒氮含量的影响。
- The sequence of feeds properties affecting on HDS is: density > 50%BP > nitrogen content > sulfur con... 结果表明,工艺条件对HDS反应深度影响的顺序为:反应温度>空速>氢对原料油体积比>氢分压;
- Chlorophyll content had no significant relation with the net assimilation rate, but was related to the nitrogen content and the specific leaf weight. 叶绿素含量与净同化速率间没有显著关系,但与含氮量和比叶重有关。
- The experiment indicates that the ammonia nitrogen content in the synthesized CNN is 22.78%,and its total nitrogen content comes to 35.08%. 实验表明;合成的CNN中氨态氮含量22.;78%25;总氮含量35
- Total nitrogen content decreased gradually (upper: Y= -0.0026X2 -0.0327X+5.0258,R2=0.952*; middle leaf: Y=-0.0027X2-0.0034X+3.9486, R2=0.9801**). 淀粉呈现出上部叶增加(Y=0.;011X2-0
- The effect of Re element addition on the nitrogen content in the weld was insignificant due to the oxidization from the early deoxidization stage. 而由于稀土元素在先期脱氧中大量氧化,其脱氮效果较弱,稀土元素对熔敷金属的总含氮量的影响不显著。
- The change of nitrogen content and its affecting factors in process of converter production,LF and continuous casting are studied and discussed. 通过对唐钢第一炼钢厂转炉、LF和连铸生产过程的研究,讨论了各工序钢水中氮的变化及其影响因素。