咨询与建议

限定检索结果

文献类型

  • 189,696 篇 期刊文献
  • 1,202 篇 会议
  • 10 篇 学位论文

馆藏范围

  • 190,908 篇 电子文献
  • 0 种 纸本馆藏

日期分布

学科分类号

  • 86,330 篇 工学
    • 11,596 篇 材料科学与工程(可...
    • 9,421 篇 化学工程与技术
    • 8,778 篇 机械工程
    • 7,068 篇 计算机科学与技术...
    • 5,711 篇 软件工程
    • 5,107 篇 土木工程
    • 5,042 篇 电气工程
    • 4,577 篇 仪器科学与技术
    • 4,272 篇 电子科学与技术(可...
    • 4,221 篇 动力工程及工程热...
    • 4,213 篇 控制科学与工程
    • 3,903 篇 交通运输工程
    • 3,452 篇 环境科学与工程(可...
    • 3,375 篇 水利工程
    • 3,326 篇 地质资源与地质工...
  • 55,281 篇 医学
    • 31,521 篇 临床医学
    • 7,818 篇 中西医结合
    • 6,024 篇 公共卫生与预防医...
    • 5,437 篇 药学(可授医学、理...
    • 4,122 篇 中药学(可授医学、...
    • 4,004 篇 基础医学(可授医学...
    • 3,831 篇 医学技术(可授医学...
  • 23,216 篇 理学
    • 5,209 篇 化学
    • 4,274 篇 生物学
  • 18,674 篇 农学
    • 4,558 篇 作物学
    • 3,612 篇 农业资源与环境
  • 14,728 篇 管理学
    • 5,833 篇 管理科学与工程(可...
    • 5,039 篇 公共管理
  • 8,803 篇 教育学
    • 6,628 篇 教育学
  • 6,175 篇 经济学
    • 5,333 篇 应用经济学
  • 5,891 篇 法学
  • 3,103 篇 文学
  • 1,490 篇 艺术学
  • 1,350 篇 历史学
  • 826 篇 哲学
  • 692 篇 军事学

主题

  • 1,212 篇 影响因素
  • 1,163 篇 数值模拟
  • 982 篇 毛泽东
  • 799 篇 预后
  • 750 篇 应用
  • 617 篇 儿童
  • 602 篇 力学性能
  • 580 篇 危险因素
  • 560 篇 诊断
  • 538 篇 治疗
  • 450 篇 磁共振成像
  • 450 篇 中国
  • 443 篇 大鼠
  • 398 篇 对策
  • 348 篇 疗效
  • 347 篇 分析
  • 341 篇 老年人
  • 333 篇 合成
  • 325 篇 产量
  • 302 篇 稳定性

机构

  • 1,782 篇 浙江大学
  • 1,338 篇 四川大学
  • 1,269 篇 北京大学
  • 1,140 篇 上海交通大学
  • 1,122 篇 清华大学
  • 1,050 篇 武汉大学
  • 1,049 篇 华中科技大学
  • 1,028 篇 中南大学
  • 919 篇 江苏大学
  • 903 篇 中国地质大学
  • 896 篇 同济大学
  • 890 篇 中国科学院大学
  • 823 篇 南京大学
  • 774 篇 西安交通大学
  • 727 篇 中国农业大学
  • 717 篇 贵州大学
  • 697 篇 北京科技大学
  • 697 篇 西北工业大学
  • 646 篇 天津大学
  • 636 篇 南京农业大学

作者

  • 921 篇 叶茂
  • 772 篇 李茂
  • 512 篇 毛伟
  • 512 篇 毛宁
  • 386 篇 林茂
  • 296 篇 毛勇
  • 289 篇 毛敏
  • 288 篇 张茂
  • 284 篇 毛磊
  • 278 篇 刘茂
  • 249 篇 毛健
  • 230 篇 杨茂
  • 214 篇 毛亮
  • 212 篇 毛杰
  • 210 篇 毛卫民
  • 210 篇 毛君
  • 186 篇 王伟
  • 174 篇 张茂林
  • 165 篇 毛丹
  • 154 篇 毛娟

语言

  • 181,960 篇 中文
  • 8,945 篇 英文
  • 3 篇 日文
检索条件"作者=Xin-Li mao"
190908 条 记 录,以下是1-10 订阅
排序:
Injective Cogenerators,Cotilting Modules and Cosilting Modules
收藏 引用
Acta Mathematica Sinica,English Series 2023年 第9期39卷 1684-1700页
作者: li xin mao School of Mathematics and Physics Nanjing Institute of TechnologyNanjing211167P.R.China
It is well known that the concept of cotilting modules generalizes injective cogenerators and in turn,the concept of cosilting modules generalizes cotilting *** this paper,we further investigate the close connections ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Endoscopic treatments for small gastric subepithelial tumors originating from muscularis propria layer
收藏 引用
World Journal of Gastroenterology 2015年 第32期21卷 9503-9511页
作者: Yu Zhang li-Ping Ye xin-li mao Department of Gastro-enterology Taizhou Hospital of Zhejiang Province Wenzhou Medical College
Minimally invasive endoscopic resection has become an increasingly popular method for patients with small(less than 3.5 cm in diameter) gastric subepithelial tumors(SETs) originating from the muscularis propria(MP) la... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
CliNICOPATHOLOGICAL SIGNIFICANCE OF PTEN AND CASPASE-3 EXPRESSIONS IN BREAST CANCER
收藏 引用
Chinese Medical Sciences Journal 2008年 第2期23卷 95-102页
作者: Xue-fei Yang Yan xin li-li mao The Fourth Laboratory of Cancer Institute & Department of Tumor Pathology of General Surgery Institute the First Hospital of China Medical University Shenyang 110001
Objective To investigate the expressions of PTEN and Caspase-3 proteins in human breast carcinoma,and to evaluate their clinicopathological implications during the tumorigenesis and progression of breast *** The expre... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Long-term outcomes of endoscopic resection for small(≤4.0cm) gastric gastrointestinal stromal tumors originating from the muscularis propria layer
收藏 引用
World Journal of Gastroenterology 2018年 第27期24卷 3030-3037页
作者: Yu Zhang xin-li mao Xian-Bin Zhou Hai Yang lin-Hong Zhu Guang Chen li-Ping Ye Departmentof Gastroenterology Taizhou Hospital of Zhejiang ProvinceWenzhou Medical University Department of Radiology Enze Hospital Wenzhou Medical University Department of Medical Administration Taizhou Hospital of Zhejiang Province Wenzhou Medical University Department of Surgery Taizhou Hospital of Zhejiang Province Wenzhou Medical University
AIM To evaluate the long-term efficacy of endoscopic resection(ER) for small(≤ 4.0 cm) gastric gastrointestinal stromal tumors(GISTs) originating from the muscularis propria *** Between June 2005 and February 2015, w... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Role of ferroptosis in colorectal cancer
收藏 引用
World Journal of Gastrointestinal Oncology 2023年 第2期15卷 225-239页
作者: Ya-Qi Song Xiao-Dan Yan Yi Wang Zhen-Zhen Wang xin-li mao li-Ping Ye Shao-Wei li Taizhou Hospital of Zhejiang Province Zhejiang UniversityLinhai 317000Zhejiang ProvinceChina Department of Gastroenterology Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical UniversityLinhai 317000Zhejiang ProvinceChina Institute of Digestive Disease Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical UniversityLinhai 317000Zhejiang ProvinceChina Key Laboratory of Minimally Invasive Techniques&Rapid Rehabilitation of Digestive System Tumor of Zhejiang Province Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical UniversityLinhai 317000Zhejiang ProvinceChina
Colorectal cancer(CRC)is the second deadliest cancer and the third-most common malignancy in the ***,chemotherapy,and targeted therapy have been widely used to treat CRC,but some patients still develop resistance to t... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
liver injury in COVID-19:Detection,pathogenesis,and treatment
收藏 引用
World Journal of Gastroenterology 2021年 第22期27卷 3022-3036页
作者: Yue Cai li-Ping Ye Ya-Qi Song xin-li mao li Wang Yan-Zhi Jiang Wei-Tao Que Shao-Wei li Key Laboratory of Minimally Invasive Techniques&Rapid Rehabilitation of Digestive System Tumor of Zhejiang Province Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical UniversityLinhai 317000Zhejiang ProvinceChina Department of Gastroenterology Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical UniversityLinhai 317000Zhejiang ProvinceChina School of Medicine Zhejiang UniversityHangzhou 310000Zhejiang ProvinceChina College of Basic Medicine Inner Mongolia Medical UniversityHohhot 010000Inner Mongolia Autonomous RegionChina Department of Gastroenterology and Hepatology Shanghai General HospitalShanghai Jiao Tong University School of MedicineShanghai 200000China Department of Surgery Shanghai General HospitalShanghai Jiao Tong University School of MedicineShanghai 200000China
In the early December 2019,a novel coronavirus named severe acute respiratory syndrome coronavirus 2 was first reported in Wuhan,China,followed by an outbreak that spread around the *** studies have shown that liver i... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Endoscopic mucosal resection-precutting vs conventional endoscopic mucosal resection for sessile colorectal polyps sized 10-20 mm
收藏 引用
World Journal of Gastroenterology 2022年 第45期28卷 6397-6409页
作者: Xue-Qun Zhang Jian-Zhong Sang Lei Xu xin-li mao Bo li Wan-lin Zhu Xiao-Yun Yang Chao-Hui Yu Department of Gastroenterology The First Affiliated HospitalSchool of MedicineZhejiang UniversityHangzhou 310003Zhejiang ProvinceChina Department of Gastroenterology Renmin Hospital of Yuyao CityYuyao 315499Zhejiang ProvinceChina Department of Gastroenterology Ningbo First HospitalNingbo 315010Zhejiang ProvinceChina Department of Gastroenterology Taizhou HospitalTaizhou 317099Zhejiang ProvinceChina Department of Gastroenterology The Central Hospital of Lishui CityLishui 323020Zhejiang ProvinceChina Department of Gastroenterology Jinhua Municipal Central HospitalJinhua 321099Zhejiang ProvinceChina
BACKGROUND The optimal method to remove sessile colorectal lesions sized 10-20 mm remains *** and incomplete resection are major limitations in current practice,such as endoscopic mucosal resection(EMR)and cold or hot... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Global dimension and left derived functors of Hom
收藏 引用
Science China Mathematics 2007年 第6期50卷 887-898页
作者: li-xin mao & Nan-qing DING Institute of Mathematics, Nanjing Institute of Technology, Nanjing 211167, China Department of Mathematics, Nanjing University, Nanjing 210093, China 1. Institute of Mathematics Nanjing Institute of Technology Nanjing 211167 China 2. Department of Mathematics Nanjing University Nanjing 210093 China
It is well known that the right global dimension of a ring R is usually computed by the right derived functors of Hom and the left projective resolutions of right R-modules. In this paper, for a left coherent and righ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Effectiveness and safety of over-the-scope clip in closing perforations after duodenal surgery
收藏 引用
World Journal of Gastroenterology 2021年 第35期27卷 5958-5966页
作者: Zhen-Zhen Wang Xian-Bin Zhou Yi Wang xin-li mao li-Ping Ye ling-ling Yan Ya-Hong Chen Ya-Qi Song Yue Cai Shi-Wen Xu Shao-Wei li Key Laboratory of Minimally Invasive Techniques and Rapid Rehabilitation of Digestive System Tumor of Zhejiang Province Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical UniversityLinhai 317000Zhejiang ProvinceChina Department of Gastroenterology Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical UniversityLinhai 317000Zhejiang ProvinceChina Health Management Center Taizhou Hospital of Zhejiang Province Affiliated to Wenzhou Medical UniversityLinhai 317000Zhejiang ProvinceChina Taizhou Hospital of Zhejiang Province Wenzhou Medical UniversityLinhai 317000Zhejiang ProvinceChina
BACKGROUND Endoscopic resection of duodenal subepithelial lesions(SELs)is a difficult procedure with a high risk of *** present,dealing with perforation after endoscopic resection of duodenal SELs is still considered ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 评论
Studies on Chemical Constituents of Belamcanda Chinensis(L.)DC.(Ⅱ)
收藏 引用
Chinese Chemical Letters 1997年 第2期8卷 133-134页
作者: li xin ZHOU and mao liN(Institute of Materia Medica,Chinese Academy of Medical Sciences,Peking Union Medical College.Beijing, 100050) Institute of Materia Medica Chinese Academy of Medical Sciences Peking Union Medical College Beijing 100050 China
Nine compounds were isolated from the acetone soluble fraction of ethanolic extract of the roots of Belamcanda chinensis (L.)DC. The structure of new compound I,named shegansu A,has been established as irigenin-5-O-(6... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论