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浏览/检索结果: 共4条，第1-4条 帮助 限定条件 发表日期：2018     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 InGaAs-Based Well-Island Composite Quantum-Confined Structure with Superwide and Uniform Gain Distribution for Great Enhancement of Semiconductor Laser Performance 期刊论文 ACS PHOTONICS, 2018, 卷号: 5, 期号: 12, 页码: 4896-4902 作者:  Wu, Jian;  Ning, Yongqiang;  Zhang, Xing;  Zheng, Ming;  Lu, Wei 收藏  |  浏览/下载：47/0  |  提交时间：2019/05/22 tunable semiconductor lasers  well-island composite quantum-confined structure  In GaAs/GaAs material  gain characteristics  flat top  indium-rich islands   A new breast tumor ultrasonography CAD system based on decision tree and BI-RADS features 期刊论文 WORLD WIDE WEB-INTERNET AND WEB INFORMATION SYSTEMS, 2018, 卷号: 21, 期号: 6, 页码: 1491-1504 作者:  Huang, Qinghua;  Zhang, Fan;  Li, Xuelong 收藏  |  浏览/下载：44/0  |  提交时间：2018/12/03 Ultrasonography Cad System  Breast Tumors  Bi-rads  Decision Tree   The impact on rural livelihoods and ecosystem services of a major relocation and settlement program: A case in Shaanxi, China 期刊论文 AMBIO, 2018, 卷号: 47, 期号: 2, 页码: 245-259 作者:  Li, Cong;  Li, Shuzhuo;  Feldman, Marcus W.;  Li, Jie;  Zheng, Hua 收藏  |  浏览/下载：27/0  |  提交时间：2019/06/17 Ankang prefecture  Ecosystem services  Human development  Relocation and settlement  Rural household  Sustainable livelihoods   The impact on rural livelihoods and ecosystem services of a major relocation and settlement program A case in Shaanxi, China 期刊论文 AMBIO, 2018, 卷号: 47, 期号: 2, 页码: 245-259 作者:  Li, Cong;  Li, Shuzhuo;  Feldman, Marcus W.;  Li, Jie;  Zheng, Hua 收藏  |  浏览/下载：21/0  |  提交时间：2019/06/18 Ankang prefecture  Ecosystem services  Human development  Relocation and settlement  Rural household  Sustainable livelihoods