搜索结果: 46-60 共查到“林业工程”相关记录5232条 . 查询时间(0.504 秒)
北京农学院专利：用于采摘树木叶片的无人机
北京农学院 专利 树木叶片 采摘无人机
2024/1/12
本实用新型的用于采摘树木叶片的无人机，包括机身、安装于机身上的螺旋桨以及采摘装置，采摘装置包括刀片、用于驱动刀片旋转的第一电机以及用于盛接树叶的盛接盒，第一电机与机身连接，刀片与第一电机的输出轴连接，盛接盒安装于刀片的下方，无人机还包括推杆电机以及伸缩平台，推杆电机安装于机身的底部，伸缩平台与推杆电机的推动杆连接，推杆电机用于带动伸缩平台向机身下方伸出或收回，第一电机以及刀片安装于伸缩平台上，盛接...
天津农学院专利：园林绿化用树叶清扫装置
天津农学院 专利 园林绿化 树叶清扫装置
2024/1/12
本实用新型提供了一种园林绿化用树叶清扫装置，属于园林绿化技术领域，包括移动箱和安装在移动箱上的清扫盘、驱动组件、进叶斗和吸风装置，清扫盘位于移动箱下方，至少设置为两个，两个清扫盘平行设置，并通过驱动组件驱动进行转动，两个清扫盘转动方向相反，将枝叶向中间扫动，进叶斗设置在清扫盘的后方，且与储叶箱相通设置，进叶斗下端为斜面结构，短端靠近清扫盘设置，吸风装置安装在储叶箱内侧上壁上，储叶箱位于移动箱内部，...
天津农学院专利：一种园林养护花草修剪装置
天津农学院 专利 园林养护 花草修剪装置
2024/1/12
本实用新型公开了园林工具技术领域的一种园林养护花草修剪装置，包括修剪刀，修剪刀外部设有刀罩，刀罩顶部固定连接有固定柱，固定柱外壁设有吸风罩，吸风罩底部开设有集风弧口，吸风罩顶部相连通有吸风管，集风弧口通过连通管与吸风管相连通，修剪刀侧壁转动连接有支撑管，支撑管内套有吸风管，吸风管底部相连通有收集箱，收集箱内固定连接有隔板，收集箱底部固定安装有吸风扇，吸风扇位于隔板下方，本实用新型修剪整齐，高度一致...
Aminoglycoside hydrogels based on dynamic covalent bonds with pH sensitivity, biocompatibility, self-healing, and antibacterial ability
aminoglycosides dynamic covalent bonds hydrogels pH sensitivity sustained antibacterial
2024/1/11
Despite aminoglycosides (AGs) have superior antibacterial ability, all approved AGs by FDA are associated with adverse effects such as ototoxicity and nephrotoxicity. To solve these problems, AGs hydr...
Growing Prospects of Dynamic Covalent Chemistry in Delivery Applications
Dynamic Covalent Chemistry delivery Growing Prospects
2024/1/11
Delivery remains a major obstacle restricting the potential action of small molecular drugs as well as novel biologics which cannot readily enter cells without the help of a vector. A successful activ...
Low surface energy self‐polishing polymer grafted MWNTs for antibacterial coating and controlled‐release property of Cu2O
antibacterial coatings carbon nanotube controlled-release propert functionalization of polymers
2024/1/11
Marine biofouling had been a headache when engaging in marine activities. The most effective and convenient method for dealing with this problem was to apply antifouling coatings. But now a single ant...
Sustainable Photopolymers in 3D Printing: A Review on Biobased, Biodegradable, and Recyclable Alternatives
biobased polymers degradable polymers photopolymerization reprocessable polymers resins
2024/1/11
The global market for 3D printing materials has grown exponentially in the last decade. Today, photopolymers claim almost half of the material sales worldwide. The lack of sustainable resins, applicab...
Dynamic covalent bonds in self-healing, shape memory, and controllable stiffness hydrogels
Thiol-thioester exchange double-network hydrogels chitosan-based hydrogels on-demand dissolution acid-based hydrogels
2024/1/11
Emerging technologies are increasingly reliant on materials that deliver multiple functionality. For example, hydrogels using dynamic covalent crosslinks have proven well-suited for the preparation of...
beta-Pinene Derived Products With Enhanced In Vitro Antimicrobial Activity
β-pinene hydronopyl antifungal activity phytopathogenic fungi bacteria
2024/1/10
The development of new antimicrobials has always been a research hotspot. In this study, β-pinene-based derivatives were synthesized, and their antimicrobial activity was evaluated. The purpose was to...
Epoxidation of Tall Oil Catalyzed by an Ion Exchange Resin under Conventional Heating and Microwave Irradiation
Tall oil fatty acids Conventional Heating Microwave Irradiation
2024/1/10
Tall oil fatty acids (TOFA) are a byproduct from the Kraft pulping process, and they represent a renewable and inexpensive alternative with high potential as a renewable feedstock. Epoxidized TOFA hav...
NANOSTRUCTURED EPDXY-BASED ANTICORROSIVE COATINGS
Corrosion functionalized epoxy resin nanoparticles polarization resistance
2024/1/10
A functionalized epoxy resin (DGEBA) was synthesized from abietic acid, through the esterification and condensation reactions between the carboxyl groups of abietic acid and the basic functional group...
Hydrophobic Formulations Based on Tall Oil Distillation Products for High-Density Fiberboards
tall oil bio-refinery water repellents cellulosic fibers dynamic water vapor sorption
2024/1/10
This study investigates the effect of renewable formulations based on tall oil bio-refinery products on the water vapor sorption and interfiber strength of cellulosic fibers as well as on the properti...
Thermal Stability of Abietic Acid and Its Oxidation Products
Abietic Acid Thermal Stability Its Oxidation Products
2024/1/10
The thermal oxidation characteristics of abietic acid were investigated through tracing the oxidation process in custom-designed mini closed pressure vessel test under isothermal and step temperature ...
广西生态工程职业技术学院林业工程学院
广西生态工程职业技术学院 林业工程学院 林业技术
2023/12/21
林业工程学院已具有60多年的办学历史。长期以来，坚持走产学研紧密结合、校行企深度合作的办学之路，致力于专业建设、教学改革和科学研究，取得了丰硕的教科研成果。目前，拥有国家林业局重点专业1个、广西高校优质专业、特色专业1个；广西区级精品课程2门、国家林草局精品课程1门、学校精品课程5门；广西区优秀教学团队2支、学校优秀教学团队3支；中央财政支持建设的职业教育实训基地1个；自治区示范性高等职业教育实训...
广西生态工程职业技术学院
广西 生态工程 职业技术学院 林业工程
2023/12/21
广西生态工程职业技术学院是广西壮族自治区人民政府举办，自治区林业局、自治区教育厅管理的全日制普通高等学校，学校是首批国家高技能人才培养示范基地、广西高水平学校和专业建设单位、自治区示范性高等职业院校、国家技能人才培养突出贡献奖、全国林草科普基地、全国生态文明教育特色学校、自治区特色高校、中国（南方）现代林业职业教育集团理事长单位（国家职教示范集团）、自治区文明校园、广西珍贵乡土树种良种培育中心、广...