Underground vibration power generation system for petroleum drilling von WU LI, ZHANG YIJIE, CONG CHENG, CHEN ZHIYONG, KANG XUE, ZHU JIANWU, YANG SEN, CHEN WEILIN, LI GUANYING, CHEN LIN, LI JINLONG, HE JINGBIN, ZHANG PANLONG, YUAN LIZHI, CUI AFEI, HE WANG, LUO JUNYING, LI XIAOPENG, SONG SHUNPING

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Prefabricated slab digital laying technology measuring and positioning standard piece and using method von LI JIANGKUO, SHI YUEXIONG, YE JUN, DU KUN, WANG KAI, ZHANG DONGHONG, CUI RU, SHEN ZHIHONG, WEN ZHU, LIU JIA, YANG CHENG, WU KAIWEI, LI WEI, SHEN GUOFANG, ZHAO AFEI, YANG ZEREN

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Remote visual supervision system and supervision method for project supervision von ZHANG JIE, ZHANG JIANBIAO, YANG AFEI, JIN SHIYUN, WEI HAIRUI, XU CHENGLIN, ZHU CHENGYU, YANG MINGWEN, XU JUNYUE, CUI ZHIXIN, LIU QINGLIAN

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