理学类论文 第101页
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基于迭代再加权最小二乘的地震资料稀疏反演方法
ABSTRACTABSTRACTThe basic goal impedance inversion is to recover the layered structure of thesurface as a function of depth from observed seismic data,which usually expressed asser...
5月21日 18:43
基于主成分分析法的浑河抚顺段多环芳烃来源分析
nP/(nP+BaP)、BaA(BaA+Chry)和Fla(Fla+Pyr)等比值法进行分析，其标准为：InP/(InP+BghiP)
5月21日 18:43
基于TelosB的大气粉尘监测节点的制作
AbstractIn the past few years,along with the reducing computer cost and the decreasing size ofmicroprocessor,there have been a large number of wireless sensor networks put into app...
5月21日 18:43
激光在不同环境下烧蚀铝靶冲量耦合系数研究
ABSRTACTHigh energy impulse laser irradiation of solid metal target can make the target get a certainmomentum.By studying the relationship between laser energy density and impulse ...
5月21日 18:43
基于VAR的中国大豆期货价格多因素建模研究
AbstractWith the development of science and technology and the advent of economic globalization,the development of futures market is becoming more and more mature,futures can not o...
5月21日 18:43
基于STEM教育下的中学化学教学模式初探
AbstractThis article conducts a questionnaire survey on the problems of traditionaleducation,and integrates the STEM education concept into the teaching process toachieve the purpo...
5月21日 18:43
甲醇氧化生产甲醛工程设计
北京理工大学珠海学院2020届本科生毕业设计Factory design of formaldehyde production by methanol oxidationABSTRACTBoth the process and catalyst of iron molybdenum process in our count...
5月21日 18:43
基于LabVIEW的电磁涡流阻抗信号的分析与显示
Analysis and Display of ElectromagneticEddyCurrentImpedance Signal based on LabVIEWAbstractElectromagnetic eddy current testing is one of the main methods ofnondestructive testing....
5月21日 18:43
碱木素改性酚醛树脂胶粘剂的合成及应用研究
关键词：碱木素：酚醛树脂；，木材胶黏剂AbstractLignin is a natural organic polymer and renewable resources,it's content of ligninsecond only to cellulose in plants.Due to the seriou...
5月21日 18:43
溅射参数对单层AZO和多层AZOCuAZO薄膜性能的影响研究
目录4.3.3溅射功率对AZO/Cw/AZ0多层薄膜的表面形貌影响254.3.4溅射功率对AZ0CuAZ0多层薄膜的电学性能的影响.254.4溅射压强对AZO/CAZ0多层薄膜光电性能的影响.274.4.1溅射压强对AZO/CuAZ0多层薄...
5月21日 18:43
