Bioavailability-based risk assessment of various heavy metals via multi-exposure routes for children and teenagers in Beijing, China von Du, Zhongwen, Tian, Zuguang, Yin, Yelan, Wei, Junxiao, Mu, Yue, Cai, Jianjun, Song, Zefeng, Cen, Kuang

Volltext

Gas circuit automatic water discharging device von WANG YING, CHENG QINGHUA, YANG BINGJIE, SUN JIANZHOU, SONG JIANGTAO, LUO PENGFENG, JIANG MING, YANG YANHANG, LI BINGFENG, WANG HAIJUN, LYU DONGCHU, JIANG GUOBO, HUAI YANWEI, CHEN KEBIN, YIN YELAN

Volltext bestellen

Close clearance rigidity spiral sleeve centralizer von BEI YAMEI, LI YIQI, BIAN MEIJUAN, CHEN NING, LIU XUEYAO, CHEN LIU, DONG WEI, KONG YING, YIN YELAN, JI LIQIANG

Volltext bestellen

Scissors of excision sealing washer von LI JUN, YU DAZHOU, GONG MINGHUI, LUO PENGFENG, SONG JIANGTAO, LIU YONGFENG, WANG KAI, LIU CHAO, XIONG YAPING, NIE RUI, CHEN ZUHONG, GONG MINGHUA, XU HENGYUAN, YIN YELAN

Volltext bestellen

Method, cutting equipment and cutting system for cutting silicon rod by single wire and three wires von YIN MEILING, WANG YELAN, FAN GUOQIANG, YU WENWEN

Volltext bestellen

思维导图问题驱动探索新知——“正方形的性质及判定”教学设计与思考 von 叶兰, 尹国益

Volltext