By considering the actual orbital geometry of the Long Duration Exposure Facility (LDEF) throughout its 5.8 year operational lifetime, we find that the orientation of the LDEF's orbital plane with respect to the ecliptic plane was largely repeatable from year to year at a given solar ...
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基金项目: 北京市社会科学基金 “低碳转型背景下北京市再电气化水平评价与政策创新研究”(19JDYJA003) 详细信息 Using Grounded Theory to Identify the Key Factors Constraining China’s Distributed Solar PV Development ZHANG Su-fang, DENG Qi School of Economics and Management, North China Electric Power ...
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Solar UVB dosimetry by amplification of short and long segments in phage lambda - Yoshida, Regan - 1997 () Citation Context ...nse is the related photobiological effect [25]. Over the latter decades, various simple test systems, such as provitamin D3 [26], uracil thin layers [24,27], ...
Man worker in the firld by the solar panels ID: 1445964176 收藏 加入清单 下载版权AnastasiiaS TIFF大小 48.4MB 格式JPG 肖像权已获得肖像权 以图搜图 大图:5040× 3360 像素·42.67 cm × 28.45 cm·300dpi·JPG 中图:1000× 667 像素·35.28 cm × 23.53 cm·72dpi·JPG 小图:500× 334 像素·...