多环芳烃

The biggest fluorescence peaks of phenanthrene, anthracene, pyrene and fluoranthene are 250/364 nm, 250/402 nm, 240/372 nm and 286/462 nm, respectively.

选择最大荧光峰值位置对四种多环芳烃做工作曲线，呈现较好的线性关系。

The aim of this paper is to remove the polycyclic aromatic hydrocarbons from hot gas during coal combustion. The adsorption for PAHs including Napthalenene, Fluorene and Phenanthrene with six sorbents was investigared.

针对热电厂烟气中排放的多环芳烃污染物，在实验室规模上研究了六种吸附剂对烟气中典型的PAHs，如萘、芴、菲的吸附脱除行为。

In this paper, the effects of increased concentrations of pyrene (0, 0.1, 1 and 10 mg/L) on the photosynthetic pigments, net photosynthetic rate, soluble sugar, soluble protein content ,and water metabolism of mangrove Kandelia candel Druce seedlings were studied in sand culture.

采用砂基栽培，研究不同浓度(0， 0.1， 1， 10mg/L)多环芳烃芘，对红树植物秋茄幼苗光合色素含量、光合速率、可溶性糖和可溶性蛋白含量以及水分代谢的影响。

Colombo J C%Silverberg N%Gearing J N Biogeochemistry of Organic Matter in the Laurentian Trough-Composition and Vertical Fluxes of Rapidly Setting Particulate Matter 10.1016/0304-4203(95)00059-3 Marine Chemistry , 1996b,null

段毅 南沙海洋沉积物中生物标志化合物的组成及地化意义海洋与湖沼， 1996，(3)唐运千%龚敏长江口外沉积物中多环芳烃结构类型的分布东海海洋， 1991，1

Menzie C A%Potocki B B%Santodonato J Exposure to carcinogenic PAHs in the environment 10.1021/es00031a002 Environmental Science and Technology , 1992,null

郑一%王学军%李本纲%曹军%陶澍%刘瑞民天津地区表层土壤多环芳烃含量的中尺度空间结构特征环境科学学报， 2003，3

This subject study the influence of soil Naphthalin pollution stress on growth of corn, discussing soil Naphthalin pollution stress how to influence corn growth, besides discussing endogenous hormone how to regulate and control corn growth under soil Naphthalin pollution stress.

本文就多环芳烃对玉米整个生长周期的生长发育的影响进行研究，探讨土壤萘污染对玉米生长发育的影响，从激素调节水平讨论激素在萘污染下对玉米的生长发育的调控。

Gas chromatograph/mass spectrometer system was used to analyze polycyclic aromatic hydrocarbon (PAHs, including naphthalin, anthracene and fluoranthene) and phthalic acid ester [PAEs, including dimethyl phthalate, diethyl phthalate, diisobutyl phthalate and di(2-ethylhexyl) phthalate] concentration in water samples taken from every treatment units of a large-scale waterworks in a western city whose water source is the upstream of Yangtze river.

以多环芳烃(包括萘、蒽、荧蒽三种物质)和邻苯二甲酸酯包括邻苯二甲酸二甲酯(DMP、邻苯二甲酸二乙酯、邻苯二甲酸二异丁酯、邻苯二甲酸二(2-乙基己基)酯4种物质作为研究对象，采用GC-MS方法测定了以长江为原水的某大型城市给水厂各工艺段水样中的上述物质。

Fossil fuel ; aerosol ; nonorganic pollutions ; organic pollutions ; PAHs ; air environmental quality

化石燃料；大气飘尘；无机污染物；有机污染物；多环芳烃；大气环境质量

Source apportionment results exhibited that pyrogenic and petrogenic source were two major sources of PAHs, the contributions of which were 92.1% and 7.9%, respectively.

上海市表层土壤中多环芳烃污染源主要有燃烧源和石油源，以燃烧源污染为主，占92.1%，石油源污染仅占7.9%。

And the relationships between polycyclic aromatic hydrocarbons and typical inorganic pollutants were analyzed.

并分析了多环芳烃和典型无机污染物之间的关联性。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。