怀化市鹤城区幼儿园家庭体育开展现状调查及分析——以鹤城区博雅幼儿园为例
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，...
棉杆木质素抗氧化性能的改性及对PP抗氧化规律的研究
AbstractIn this paper,the effects of different lignin-based modified products on thescavenging capacity,molecular weight and thermogravimetric (TG)of PP as antioxidantadditives wer...
年产4.8万吨顺丁橡胶聚合车间的初步设计
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...
年产17万吨的耐磨聚碳酸酯的工艺设计
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...
羟乙基纤维素改性聚乙烯醇蒸汽渗透膜制备及日产量300m2平板制膜机设计
AbstractAbstractSteam permeation is one of the most effective technologies for separating mixedsteam.Different from pervaporation,in this process,because the hydrophilic groupson t...
微生物法处理污水臭气技术的研究
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...
细菌纤维素的改性及其重金属离子吸附能力研究
北京理工大学珠海学院2020届本科生毕业论文Modification of bacterial cellulose and adsorption propertiesof heavy metal ions-Study on the Removal of Mercury andCadmium in WateAbstractR...
抑霉菌调湿材料及其抑霉菌机理研究
ABSTRACTABSTRACTIndoor mold pollution and unsuitable humidity are very harmful to air environment,human health and building enclosure.At present,the main means of humiditycontrolli...
