Combined with the data of nitrogen, phosphorus, biocess of Yang-he reservoir on July, 2007, flask experiments were applied to investigate the relationship between heterocyst formation and growth of Anabaena sp.
结合07年夏季洋河水库的氮、磷、生物量的监测数据,采用三角瓶实验对低、中、高磷浓度级别的不同氮磷比培养条件下的螺旋鱼腥藻的生长及异形胞形成进行了研究;采用10L玻璃瓶实验对螺旋鱼腥藻在富营养底泥条件下水华爆发时土嗅素(Geosmin)产生情况进行了研究,并用固相微萃取和气质联用对鱼腥藻藻细胞内和细胞外的土嗅素进行了测定;对2008年6-9月巢湖西半湖南淝河河口区域的常规水质进行检测,并利用气质联用-固相微萃取法检测水样的异味物质,考察了异味物质与叶绿素、TN、TP、DTP、CODCr、pH、DO、温度、透明度的关系。
Three major odorous compounds are 2-methylisoborneol (2-MIB), geosmin and β-cyclocitral, which in water were determined by coupling headspace solid-phase microextraction(HS-SPME) with gas (chromatography-mass) spectrometry (GC-MS).
采用顶空固相微萃取-气相色谱/质谱联用测定了水中常见的3种异味化合物,即2-甲基异茨醇、土腥素和β-柠檬醛。
To discuss the feasibility of degradation of odorous compounds in water by using sunlight,the research on degradation of MIB,β-Cyclocitral and β-Ionone by UV photolysis and nano-TiO2 photocatalysis was carried out.
为探讨利用太阳光降解水中异味化合物的可行性,对2-甲基异莰醇(MIB)、β-柠檬醛(β-Cyclocitral)和β-紫罗兰酮(β-Ionone)等3种异味化合物在紫外光和太阳光下的光降解及光催化降解效果进行了研究。
Ozonation was applied to investigate the removal efficiency of 6 odorous organic compounds in eutrophic water from Taihu Lake(Wuxi).
使用臭氧氧化技术,对无锡太湖富营养化水体中GC-MS检测到的6种目标异味化合物进行去除研究。
Research on Typical Odorous Compounds from Algae Metabolites and the Variation Rule
藻类代谢产物中典型异味物质及其变化规律研究
Study on the Determination of Odourous Compounds in Water and the Algal Decompositions Containning Nitrogen and Sulfur
原水中异味物质检测方法及藻类氮硫分解产物的研究
Review on Formation Mechanism, Analysis and Removal Technologies of Fishy Off-odor
水产品异味物质形成机理、检测及去除技术研究进展
Study on Allyl Isothiocyanate (AITC), a Pungent Flavor Substance in Food;
食用辛辣风味物质异硫氰酸烯丙酯(AITC)的研究
A substance having a sour taste.
酸味物质,酸性物质有酸味的物质
Variation Analysis, Correlation between Parents and Offspring and Heterosis on the Contents of Aroma Components in Flue-Cured Tabacco;
烤烟香味物质含量的变异、亲子相关及杂种优势分析
The Difference Comparison of Chemical Components and Neutral Flavor Substances between Henan and Yunnan Flue-Cured Tobacco Leaves;
河南、云南烤烟化学成分及中性香味物质含量的差异比较
the odoriferous elements in perfume.
香水中散发气味的物质。
and they have no devotion to material things.
也不一味追求物质享受。
A taste persisting in the mouth after the substance that caused it is no longer present.
余味,回味在造成某种味道的物质不再存于口中之后仍残留的味道
A nuisance affecting the quality of life at home, how?
家里有异味影响生活质量怎么除?
The Consistant Analysis of the Taste & Odor of Drinking Water in Baotou Drinking Water Treatment Plant in Winter;
包头市给水处理厂冬季水质异味分析
Hetero-structure with Homo-geneity Displays "Natural flavor" --After Reading Redundant words and Random thoughts;
同质异构写“本味”——读《多余的话》和《随想录》
any of a variety of pungent aromatic vegetable substances used for flavoring food.
各种有芬芳味道的蔬菜物质,用于食物的调味。
Monosodium glutamate( MSG) is a compound which intensifies the flavor of foods, and is the Primary component of gourmet powder.
谷氨酸一钠是一种增强食物风味(味)物质,是味精的主要成分。
Influence of Hop Aroma Compounds on Beer Flavor Quality
酒花香味物质对啤酒香气质量的影响
GC-MS Analysis of Volatile Components in Chinese Cabbages
大白菜风味物质的气相色谱-质谱分析
A STUDY ON sBLM AS A TASTE BIOLOGICAL SENSE ELEMENT
sBLM味觉物质生物敏感器件的研究