:选取了枣庄、阜新、金昌、白银、克拉玛依和大庆6城市作为本文研究的案例比较城市,分别代表了我国煤炭、有色金属和石油三大主体资源型城市。分析了这三种类型的资源型城市实施经济转型的基础和条件,通过多角度的比较 ...
曲建升, 张旺锋, 高峰, 孙成权
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[Overexpressing NDUFA13 and CRIP1 improves B cell injury and lung Lesions in COPD mouse models]. [PDF]
Wang M +6 more
europepmc +1 more source
在信息时代,E-science环境下,对于首次面临科研立项的科研人员或学位论文开题的研究生来说,往往面临一些困惑,比如: 选题过程中要解决哪些问题?需要考虑哪些因素? 面对浩瀚的文献信息资源,如何选择?如何开始? 如何降低文献调研时间成本?保障检索质量? … 这些问题需要一本书来回答!相关的资料与课件也很多,本课件从中提炼出系统性的要领,以期为“新手 ...
李建辉
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[Lung nodule segmentation method based on multiscale feature interaction and coordinate information]. [PDF]
Xu Q, Zhu H, Wang Y, Liu W.
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中国是一个人力资本稀缺的国家,但近几年来专科生却普遍受到了社会的冷落;与此同时,居民个人的人力资本投资需求不减,用人单位的“人才高消费”现象严重.本文用一个“逆向选择”下人力资本投资的博弈分析对上述现象进行了理论解释。本文的基本结论是,在劳动力市场岗位竞争、教育筛选机制不规范的前提下,教育投资的能力支付成本大大下降,从而出现人力资本市场的“逆向选择”;而“逆向选择 ...
胡永远, 李少斌
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[Predictive value of a multimodal radiomics model for central lymph node metastasis in clinically node-negative papillary thyroid microcarcinoma based on machine learning]. [PDF]
Feng J +5 more
europepmc +1 more source
[Construction of a prognosis forecasting model for immuno-therapy response in cancer patients by integrating routine clinical parameters and tumor mutational burden]. [PDF]
Zhu X, Hao S, Cheng Z, Fang W.
europepmc +1 more source
[A heterogeneous graph method integrating multi-layer semantics and topological information for improving drug-target interaction prediction]. [PDF]
Chen Z, Guo Y, Song S, Guo Q, Zhou D.
europepmc +1 more source
[Evaluation of an interpretable 12-lead ECG automatic diagnosis model based on deep feature fusion]. [PDF]
Lu X +5 more
europepmc +1 more source
[The application of machine learning in the auxiliary diagnosis of specific learning disorder]. [PDF]
Zhao H, Mei SL, Wang JY, Chi X.
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