全  文

不  限

  • 不  限
  • 1915年
  • 1949年
  • 1979年

不  限

  • 不  限
  • 1979年
  • 1949年
  • 1915年
  • 全  文
  • 主  题
  • 篇  名
  • 关键词
  • 作  者
  • 作者单位
  • 摘  要
  • 参考文献
  • 基  金
  • 文献来源
  • 发表时间
  • 中图分类号

全  文

不  限

  • 不  限
  • 1915年
  • 1949年
  • 1979年

不  限

  • 不  限
  • 1979年
  • 1949年
  • 1915年
  • 全  文
  • 主  题
  • 篇  名
  • 关键词
  • 作  者
  • 作者单位
  • 摘  要
  • 参考文献
  • 基  金
  • 文献来源
  • 发表时间
  • 中图分类号
设置
  • 关闭历史记录
  • 打开历史纪录
  • 清除历史记录
引用
筛选:
文献类型 文献类型
学科分类 学科分类
发表年度 发表年度
作者 作者
机构 机构
基金 基金
研究层次 研究层次
排序:
显示:
CNKI为你找到相关结果

变压吸附脱碳装置运行时序优化总结  CNKI文献

合成氨尿素系统回收乙醇装置解吸气后,变压吸附(PSA)脱碳装置因入口CO_2体积分数下降,导致CO_2解吸气气量及纯度不能满足尿素装置安全稳定生产的要求。对PSA脱碳装置进行研究并进行时序优化,可解决该问题,同时提高了P...

张灵娜 袁帅 《氮肥与合成气》 2021年12期 期刊

关键词: 尿素 / PSA脱碳 / 时序优化

下载(0)| 被引(0)

迈向“生态正义”的新人文教育:论后疫情时代教育的范式转...  CNKI文献

联合国教科文组织2020年11月发表了《学会与世界共生:为了未来生存的教育》,明确提出要告别西方的人文主义,转向"生态正义"的教育。这种转向要求我们激活和复兴不同的文化传统中更具生态友好的教育智慧资源...

彭正梅 王清涛... 《开放教育研究》 2021年06期 期刊

关键词: 生态正义 / 教育范式转型 / 新人文教育 / 教育智慧传统

下载(0)| 被引(0)

智慧教材的功能模型建构及实现路径  CNKI文献

智能技术的快速发展为智慧教材的出现提供了可能,智慧教材能够推动智慧教育由可能变为现实,以此促进学习者的全面发展。作为数字教材发展的高级形态,智慧教材具有智能性与教育性并存、统一性与个性化兼顾、现实性与虚...

闫君子 张家军 《开放教育研究》 2021年06期 期刊

关键词: 教材 / 智慧教材 / 功能模型

下载(0)| 被引(0)

基于人工智能引擎自动标注的课堂教学行为分析  CNKI文献

课堂教学行为是影响课堂教学效果的重要因素,已有的课堂教学行为采集存在劳动密集、分类模糊和编码复杂等不足。人工智能技术为课堂教学行为大数据伴随式采集、自动化智能标注提供了新的契机。本研究以西北地区某市三...

卢国庆 谢魁... 《开放教育研究》 2021年06期 期刊

关键词: 人工智能 / 课堂教学行为 / 智能标注 / 相关性分析

下载(0)| 被引(0)

Effect of Geometrical Structure on Transport Propertie...  CNKI文献

We study electrical modulation of transport properties of silicene nanoconstrictions with different geometrical structures.We investigate the effects of the position and width of the central scatteri...

郭雅文 蒋文琦... 《Chinese Physics Letters》 2021年12期 期刊

关键词: profile / Effect / of / Geometrical

下载(0)| 被引(0)

Superconductivity in the Layered Cage Compound Ba_3Rh_...  CNKI文献

We report the synthesis and superconducting properties of a layered cage compound Ba_3 Rh_4 Ge_(16).Similar to Ba_3 Ir_4 Ge_(16),the compound is composed of 2 D networks of cage units,formed by noncu...

赵毅 邓俊... 《Chinese Physics Letters》 2021年12期 期刊

关键词: Superconductivity / in / the / Layered

下载(0)| 被引(0)

Removal of F~- and organic matter from coking wastewat...  CNKI文献

Coagulation and precipitation is a widely applied method to remove F~-from wastewater.In this work,the effect of coagulation on the removal of F~-and organic matter from coking wastewater was studied...

Shuo Li Mengjie Liu... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Coagulation / Coking / wastewater / Fluoride

下载(0)| 被引(0)

The role of extracellular organic matter on the cyanob...  CNKI文献

The membrane fouling caused by extracellular organic matter (EOM) and algal cells and organic matter removal of two typical cyanobacteria (M.aeruginosa and Pseudoanabaena sp.)during ultrafiltration (...

Huikai Liang Xin Huang... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Cyanobacteria / Extracellular / organic / matter

下载(0)| 被引(0)

Anaerobic oxidation of arsenite by bioreduced nontroni...  CNKI文献

The redox state of arsenic controls its toxicity and mobility in the subsurface environment. Understanding the redox reactions of arsenic is particularly important for addressing its environmental be...

Ziwang Zhao Ying Meng... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Bioreduction / Nontronite / NAu-2 / Arsenic

下载(0)| 被引(0)

Degradation of micropolluants in flow-through VUV/UV/H...  CNKI文献

The degradation of atrazine (ATZ),sulfamethoxazole (SMX) and metoprolol (MET) in flowthrough VUV/UV/H_2O_2reactors was investigated with a focus on the effects of H_2O_2dosage and reactor internal di...

Lumeng Zhan Wentao Li... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: VUV/UV/H_2O_2 / Flow-through / reactor / Degradation

下载(0)| 被引(0)

Human health risk assessment of groundwater nitrate at...  CNKI文献

To assess groundwater nitrate contamination and its human health risks,489 unconfined groundwater samples were collected and analyzed from Zhangjiakou,northern China.The spatial distribution of princ...

Huiliang Wang Keyu Lu... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Hydrochemical / characteristics / Nitrate / contamination

下载(0)| 被引(0)

Application of the health risk assessment of acetochlo...  CNKI文献

Acetochlor is a widely used herbicide in agricultural production. Studies have shown that acetochlor has obvious environmental hormone effects, and long-term exposure may pose a threat to human healt...

Wei An Chenhui Sang... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Acetochlor / Drinking / water / Source

下载(0)| 被引(0)

Ecological wetland paradigm drives water source improv...  CNKI文献

Jiaxing created a precedent using bypass riparian marshes to purify micro-polluted water sources in China. Pond-wetland complex with constructed root channel technology becomes a paradigm which can b...

Weidong Wang Ting Yang... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Pond-wetland / combination / Constructed / root

下载(0)| 被引(0)

Modeling iron release from cast iron pipes in an urban...  CNKI文献

Significant iron release from cast iron pipes in water distribution systems(WDSs),which usually occurs during the source water switch period,is a great concern of water utilities because of the poten...

Xiaodan Lin Qiang Xu... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Iron / release / modeling / Source

下载(0)| 被引(0)

Nickel phosphide on Ni foam as anode and peroxymonosul...  CNKI文献

The direct urea fuel cell(DUFC) is a low cost and competitive approach for contemporaneous urine or urea-contaminated wastewater treatment and electricity generation. However,the lack of efficient ur...

Jingwei Hao Shen Zhao... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Direct / urea / fuel / cell

下载(0)| 被引(0)

The control of red water occurrence and opportunistic ...  CNKI文献

Many problems in drinking water distribution systems(DWDSs) are caused by microbe, such as biofilm formation, biocorrosion and opportunistic pathogens growth. More iron release from corrosion scales ...

Haibo Wang Chun Hu... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Biofilm / Iron / release / Red

下载(0)| 被引(0)

Disinfection by-product(DBP) research in China:Are we ...  CNKI文献

Disinfection by-products(DBPs) formed during water disinfection has drawn significant public concern due to its toxicity. Since the first discovery of the trihalomethanes in 1974,continued effort has...

Huiyu Dong Haifeng Zhang... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Disinfection / by-products / Occurrence / Precursor

下载(0)| 被引(0)

Ecological niche and in-situ control of MIB producers ...  CNKI文献

Odor problems in source water caused by 2-methylisoborneol(MIB) have been a common issue in China recently, posing a high risk to drinking water safety. The earthy-musty odorant MIB has an extremely ...

Ming Su MD.Suruzzaman... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: 2-methylisoborneol / (MIB) / Filamentous / cyanobacteria

下载(0)| 被引(0)

Water environment protection and sustainable developme...  CNKI文献

The Environmental Kuznets Curve(EKC) model was applied to investigate the relationship between economic growth and water environment quality based on panel data of Taicang during 2010–2017. The typi...

Wenli Zhou Mengmeng Liu... 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Sustainable / urbanization / Water / environment

下载(0)| 被引(0)

The role of metal oxides on oxidant decay and disinfec...  CNKI文献

Maintaining a residual disinfectant/oxidant(e.g., chlorine and chlorine dioxide), is a generally used strategy to control microbial contaminants and bacterial regrowth in distribution systems. Second...

Chao Liu 《Journal of Environmental Sciences》 2021年12期 期刊

关键词: Cupric / oxide / Disproportionation / Bromine

下载(0)| 被引(0)

学术研究指数分析(近十年)详情>>

  • 发文趋势
时间的形状