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目录摘要.…第1章绪论.....11.1项目背景...11.1.1项目背景及来源..1.1.2项目研究内容....11.2相关研究现状.....……21.2.1国内研究现状21.2.2国际研究现状..21.3本项目研究进展和成果31.4存在的...

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...

怀化市鹤城区幼儿园家庭体育开展现状调查及分析一以鹤城区博雅幼儿园为例专业运动训练年级2019姓名佘熠宸中文摘要：幼儿阶段是人的发展的关镀时期，幼儿教育的重要性受到社会和国家的高度重视，...

华侨大学硕士学位论文：聚合物位相光栅参量快速测量方法研究关键词：聚合物位相光栅：激光衍射；光栅参数；快速测量；热压印技术

AbstractIn this paper,the effects of different lignin-based modified products on thescavenging capacity,molecular weight and thermogravimetric (TG)of PP as antioxidantadditives wer...

北京理工大学珠海学院2020届本科生毕业设计Design of an annual output of 48000 tons of polybutadiene rubber plantABSTRACTIn this design,the workshop design of cis-1,4-polybutadiene ru...

Production process design of 170000t/a wear-resistant polycarbonateAbstractThis design is mainly based on the production target of 170000 tons of wear-resistantpolycarbonate per ye...

AbstractAbstractSteam permeation is one of the most effective technologies for separating mixedsteam.Different from pervaporation,in this process,because the hydrophilic groupson t...

AbstractSewage treatment stations to deal with the odor generated by sewage,thisproblem has now become a major environmental problem to be solved in China.Hydrogen sulfide and ammo...