化
- 与 化 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The catalysts such as tetraphenyl tin,aluminium isopropoxide and boron trifluoride etherate complex were used to catalyze the copolymerization.In addition,the copolyester can be given by copolycondensation after monomers were hydrolyzed by phosphoric acid.Boron trifluoride etherate complex was chosen as the catalyst because the catalytic activity was the best among the catalysts.
由于γ-戊内酯为五元环结构,难以进行开环聚合,因此分别考察了四苯基锡、异丙醇铝、三氟化硼乙醚络合物等催化剂,以及以磷酸为催化剂的水解缩聚反应,结果发现三氟化硼乙醚络合物的催化活性最高,因此选择三氟化硼乙醚为本体开环聚合的催化剂。
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From the test about verbalization days, it is clear that the proper verbalization days of triticale is 30d, while that of wheat is 40d.
从春化试验明确了小黑麦最适春化天数为30d,而普通小麦为40d,对春化反应的敏感性不及普通冬小麦。
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With this interface, the setting of initial conditions, the combination of arbitrary parameters, the geometrical display of power spectrums, trochoid chart of phase portraits, Poincare mapping, analogous dynamic graph of displacements and the analogous vibration graph of mass blocks can be realized in an interactive way.
通过该可视化分析模型可以对非线性振动系统的混沌动力特性等进行全面地研究。该可视化分析模型具有操作简单、可视化程度高、可变参数调节方便、计算机仿真准确和分析问题全面等优点。
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The main results were showed as follows:Through screen and identification of morphology in M_2 and M_3, respectively, the mutants with mutative traits of plant were found. In which, 11 mutations were leaf variations, including light-green leaf, deep-green leaf, durative yellowish leaf, temporary yellowish leaf, inlaid yellowish leaf, wrinkly leaf, smooth-edged curly leaf, splitting-shaped curly leaf, peduncular-shaped leaf, round leaf and larger leaf, 12 were mutations on plant type, including excessive branches, lacking branches, highness, dwarf-like, erect posture, reclinate posture, strong stalk, slender stalk, tufty branches, wrinkled plant, purple stalk and hair-covered plant, 14 were flower variations, including dense flowers, light-yellow petals, white petals, white-mosaic petals, wrinkled petales, back-rolled petals, narrow petals, larger petals, smaller petals, apetalous flowers, variable-numbered petals, fertile pistil protraction, sterile pistil protraction and multi-anther, and 5 were physiologic mutants, including genic male sterile, cytoplasmic male sterile, bud-dead, and early and later bloom.
主要结果如下:通过田间M_2筛选和M_3重复鉴定,在田间农艺性状方面共获得浅绿叶色、深绿叶色、转绿黄化叶、持续黄化叶、边缘黄化叶、皱缩叶、光叶型卷叶、裂叶型卷叶、薹叶形叶、宽圆叶和大叶等11种不同的叶部性状突变体;同时还筛选到多分枝、少分枝、高杆、矮杆、株型紧凑、株型松散、粗茎、细茎、丛生分枝、整株皱缩、紫茎、整株被毛等12种植株性状突变体,密花、浅色花瓣、白色花瓣、白斑花瓣、皱瓣、卷瓣、窄瓣、大瓣、小瓣、无瓣、花瓣数目不定、可育型柱头外露、不育型柱头外露和多雄蕊等14种花器性状突变体,以及细胞核雄性不育、细胞质雄性不育、死蕾、早花和迟花等5种生理性状突变体。
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At the same time, the best aging condition is studied according to the turbidity removal efficiency of different samples.
另外,通过对不同样品的絮凝效果的比较,优化了Al_(30)生成的熟化条件,确定了最佳的熟化条件为90℃搅拌熟化12 h。
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Personality system;Identity of personality;rationality of personality;universalization of personality
人格制度;人格的身份化;人格的理性化;人格的普遍化
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Acetic acid, glucose and starch (ratio=3:1) as well as starch and peptone (ratio=3:1) were used as main sunbstrates for the calcium-containing wastewaters, which represented the wastewaters containing acidified, unacidified and unliquefied organic compounds, respectively.
本研究分别采用以乙酸、葡萄糖+淀粉(质量比3∶1)、淀粉+蛋白胨(质量比3∶1)为底物的含钙合成废水,分别代表已经酸化的有机废水、易酸化的有机废水和难酸化的有机废水,通过在UASB反应器中的运行,研究了厌氧生物过程对高钙废水去除作用、去除机理以及重要的影响因素。
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The article discoursed upon the necessity, importance and feasibility of tourism resource capitalization based on the concept of sustainable development, animadverting on the idea that resources are unquantifiable.
在分析了旅游资源市场价值和旅游资源资产化的区别与联系之后,提出了旅游资源资产化的广义与侠义的定义,并构建了旅游资源的价值体系和旅游资源资产化的方法系统。
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Reduction to the pole has played a key role in the interpretation of magnetic anomalies. In order to overcome the unstableness of RTP at low magnetic latitude, there are varieties of methods of RTP.
化极转换是磁异常解释的重要基础,为了克服在地磁纬度较低的地区尤其是磁赤道附近化极不稳定的问题,出现了多种化极方法。
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We investigated the influence of the time of reduction in H2, the time of selenization and the Se vapor pressure.
最后,我们考察了影响硒化的几个反应条件,得到了最优的硒化条件,即在1900Pa的Se蒸汽压中,550℃硒化60min。
- 推荐网络例句
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This one mode pays close attention to network credence foundation of the businessman very much.
这一模式非常关注商人的网络信用基础。
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Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.
扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。
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There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.
双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。