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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。
- The nitrogen contents can keep on a high level if the processing time is controlled in less than 60mins. 处理时间在60分钟内,纤维含氮量能保持较高的水平;
- 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。
- It was concluded that Dumas method can be used as a regular method for determination of nitrogen contents in feedstuffs or diets. 杜马斯燃烧法可以作为测定动物饲料和饲粮含氮量的常规方法。
- 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 nitrogen contents in leaf, culm and chaff were separately negatively correlated to grain yield, bu t not correlated to grain protein content. 叶片、茎秆及颖壳在收获时的含氮量与籽粒产量呈负相关,而与籽粒蛋白质含量相关不显著。
- The effects of the three hydrotreating processes on sulfur and nitrogen contents and cetane number of FCC diesel oil have been tested and analyzed. 为适应清洁燃料的生产,对催化柴油低压加氢精制、中压加氢改质、高压加氢裂化进行了对比试验,考查了3种加氢工艺对催化柴油的硫含量、氮含量、十六烷值的影响。
- 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;
- Chemical analysis, however, revealed that foliar water and nitrogen contents were similar between these two host plant species. 总之,本研究发现所用的两个水青蛾族群仅以枫香为食,是否所有族群或整个物种均是如此,还需采集及验证其他族群才可证明。