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- After harvesting the crops, he tested them for nitrogen content. 作物收獲后，他測定了作物中氮的含量。
- Nitrogen Content Dynamic Variation Analysis in the Second Songhua River. 第二松花江水體中氮含量的動(dòng)態(tài)變化分析
- The adhesive has high cohesive strength,low nitrogen content and low viscosity. 該粘結劑具有粘結強度高、低氨、低粘度等優(yōu)點(diǎn)。
- Urine is a complete manure with fast function rich in nitrogen content. 尿液是一種快速作用的、富含氮的完全肥料。
- The stretchability is im proved with the reduction of nitrogen content in steel. 鋼絲拉拔性能隨鋼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. 秸稈還田增加了土壤全氮和無(wú)機氮含量。
- Leaf nitrogen content induces remarkable effect on chlorophyll and soluble protein content. 葉片氮含量對葉綠素與可溶性蛋白含量會(huì )產(chǎn)生明顯的影響。
- Specific leaf weight and nitrogen content had positive relation to the net assimilation rate. 比葉重和含氮量與凈同化速率間存在正相關(guān)。
- There was a positive correlation between the amounts of most soil microbe and soil nitrogen content. 土壤中大多數微生物數量與土壤氮素養分含量呈正相關(guān)。
- The total nitrogen content of compound fertilizer have been studied using the Kjeldahl Method. 摘要采用凱氏定氮法，對復合肥料總氮含量進(jìn)行了測定研究。
- Factors affecting the nitrogen content in liquid steel have been analyzed in LF/VD process. 結合現場(chǎng)試驗分析了LF/VD過(guò)程影響鋼液氮含量的因素。
- For example, fish urine containing ammoniac nitrogen content, that will affect the long-person health. 比如魚(yú)尿里含有氨氮成分，聞久了會(huì )影響人的健康。
- 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對水中硝酸鹽氮進(jìn)行不確定度評定。
- The effect of technical parameters on nitrogen content in vanadium carbonitride is investigated. 研究了一步法合成碳氮化釩的生產(chǎn)工藝及工藝參數對碳氮化釩氮含量的影響。
- The sequence of feeds properties affecting on HDS is: density > 50%BP > nitrogen content > sulfur con... 結果表明,工藝條件對HDS反應深度影響的順序為:反應溫度>空速>氫對原料油體積比>氫分壓;
- Chlorophyll content had no significant relation with the net assimilation rate, but was related to the nitrogen content and the specific leaf weight. 葉綠素含量與凈同化速率間沒(méi)有顯著(zhù)關(guān)系，但與含氮量和比葉重有關(guān)。
- The experiment indicates that the ammonia nitrogen content in the synthesized CNN is 22.78%,and its total nitrogen content comes to 35.08%. 實(shí)驗表明;合成的CNN中氨態(tài)氮含量22.;78%25;總氮含量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**). 淀粉呈現出上部葉增加（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脫氧中大量氧化，其脫氮效果較弱，稀土元素對熔敷金屬的總含氮量的影響不顯著(zhù)。
- The change of nitrogen content and its affecting factors in process of converter production,LF and continuous casting are studied and discussed. 通過(guò)對唐鋼第一煉鋼廠(chǎng)轉爐、LF和連鑄生產(chǎn)過(guò)程的研究,討論了各工序鋼水中氮的變化及其影響因素。
