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Bench-scale composting experiment was made to study the features of methane produced in anaerobic digestion.
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通过厌氧堆肥试验,对厌氧堆肥产甲烷的基本特征进行了研究,结果表明:在厌氧堆肥开始阶段,气体中只有8%的甲烷,二氧化碳产率是甲烷产率的4倍左右;而随着反应的进行,二氧化碳产率呈下降趋势,甲烷产率逐渐升高,并于3个月时达到最高值45%;此后二氧化碳及甲烷产率都逐渐降低。 |
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In this paper, asymmetric synthesis of oxidation reaction of achiral isophorone influenced by artificial centrifugal force field was studied.
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通过紫外、红外和圆二色(CD)光谱表征考察了外在离心力场对非手性化合物异佛尔酮不对称氧化生成光学活性产物的影响。 |
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Effect of Cu and As and their combination pollution on Glycine max .;
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铜、砷及其复合污染对黄豆(Glycine max)影响的初步研究 |
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Effects of copper toxicity on photosynthesis and transpiration of three Elsholtzia splendens Nakai ex F.Maekawa populations;
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铜毒对海州香薷(Elsholtzia splendens)不同种群光合作用和蒸腾作用的影响 |
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Effects of copper toxicity on photosynthesis and transpiration of three Elsholtzia splendens Nakai ex F.Maekawa populations;
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铜毒对海州香薷(Elsholtzia splendens)不同种群光合作用和蒸腾作用的影响 |
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Clinic Analysis of 75 Cases with Verdigris Pseudomonas Pneumonia;
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铜绿假单胞菌肺炎75例临床分析 |
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Effects of homocysteine on the cytoskeleton of vascular endothelium;
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同型半胱氨酸对血管内皮细胞骨架的影响 |
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The article will emphasize introducing some usual methods,which were used for transmutation analysis of construction projects,such as pertinency inspection,T inspection,χ2 inspection,etc.
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统计检验的方法很多且各具优势,着重介绍土建工程变形分析中常用的相关性检验、T检验、χ2检验等,并佐以实例阐明应用范围和具体推演方式,旨在运用经典数学理论指导施工控制,实现数学理论与工程实践的成功结合。 |
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The study on the analgesic effects and mechanism of the Tongfengling capsules;
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痛风灵胶囊镇痛作用及机制初探 |
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Clinical Study on Positive Coherence Effects of Activating Blood Circulation and Inducing Blood Stasis in Treatment of Sequelae of Ischemic Apoplexy Mainly by Scalp Acupoints;
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头穴为主治疗缺血性中风后遗症活血与致瘀正相干效应的临床研究 |
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Perspective:Middle-aged College Teachers are Short of Game in Touch Phenomena of Inferior-healthy;
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透视高校中年教师运动不足及其与亚健康现象的关联 |
