In mathematical analysis,it is difficult to count several improper integrals,such as Fresnel integral,because it need use some special techniques.
在数学分析中,菲涅耳积分等几个重要的广义积分计算时需要引入一些特殊的技巧,一般难于掌握。
The Fresnel integral can be computed on the basis of geometrical properties of the Cornu spiral.
利用科纽卷线的几何特性 ,可以计算菲涅耳积分。
Computing complex argument Fresnel integral is a difficult problem meeting in electromagnetic scattering of lossy dielectric wedges.
本文综合运用了复宗量菲涅耳积分的小宗量级数展开和大宗量渐近展开,并且找到了大宗量展开与小宗量展开的衔接部,圆满地解决了菲涅耳积分在整个复平面内的计算机计算问题。
Characteristics and Enzyme Purification of Burkholderia sp.AFF for Phenanthrene Biodegradation
菲降解菌的特性及其降解酶纯化研究
Isolation of Phenanthrene Degrading Bacteria from Oil-contaminated Soil and Their Effects on Phenanthrene Degradation;
菲降解细菌的分离鉴定及其降解效果研究
Isolation of Phenanthrene Degrading Bacteria from Contaminated Soil and Their Effects on Phenanthrene Degradation;
菲降解细菌的分离鉴定及其降解效果的研究
Characterization of A Phenanthrene-degrading Strain and Cloning of Degradation-related Gene
一株菲降解菌的特性及相关降解基因的克隆
Isolation,Identification and Degradation Ability of Phenanthrene-Degrading Bacteria from Contaminated Soils
污染土壤中菲降解菌的分离鉴定及其降解能力
A New Phenanthrene Degrading Strain and Effect of Exotic Carbon Source on Its Degradation Characteristics
一株新的菲降解菌株及外来碳源对其降解特性的影响
Studies on Microbial Ecology Toxicity of Phenanthrene and Isolation, Characterization of Phenanthrene Degrader as Well as Cloning and Expression of Degrading Genes;
多环芳烃菲对微生物生态毒理研究、菲降解菌的分离鉴定及降解基因克隆与表达
Isolation and Characterization of a Phenanthrene-Degrading Bacterial Strain;
菲降解菌Burkholderia sp. AFF的分离鉴定及特性研究
Influences of Phenanthrene on Microbial Diversity in Flooded Paddy Soil, Polyphenoloxidase and GSTs in Phenanthrene-degrading Bacteria;
菲对水田土壤微生物基因多样性和菲降解菌多酚氧化酶、GST酶的影响
Isolation, Identification, Degradation Characteristics of and Cloning, Expression of Catechol 2, 3-Dioxygenase Gene of Phenanthrene-Degrading Bacteria;
菲降解细菌的分离鉴定、降解特性研究及儿茶酚2,3-双加氧酶基因的克隆与表达
Biodegradation of Naphthalene,Phenanthrene,Anthracene and Pyrene by Microbacterium sp.3-28
微杆菌3-28对萘、菲、蒽、芘的降解
Degradation of phenanthrene and pyrene in water by Fenton reagent
Fenton试剂降解水中的菲和芘
Effects of Earthworms and Earthworm Casts on Degradation of Phenanthrene in the Artificially Contaminated Soil by Bacteria (Pseudomonas Putida);
蚯蚓及蚓粪对假单胞菌降解土壤中菲的影响
Research Progresses of Phenanthrene-Degrading Bacteria in Soil
土壤微生物降解多环芳烃菲的研究进展
Biodegradation of phenanthrene,anthracene and n-hexadecane in petroleum-contaminated soil.
石油污染土壤中菲、蒽和正十六烷的微生物降解
Effect of Rhamnolipid Biosurfactant on the Desorption and Biodegration of Sorbed Phenanthrene in Marine Sediment
生物表面活性剂对沉积物中菲的解吸附和生物降解作用的影响
Desorption and biodegradation of attached phenanthrene in sediments
沉积物中吸附态菲的解吸与微生物降解的相互作用
Screening of PAHs-degrading Bacteria and Their Effects on Combined Remediation of Phenanthrene and Pyrene Contaminated Soils with Maize;
多环芳烃降解菌的筛选、降解条件及其与玉米联合修复菲、芘污染土壤的研究
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