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[期刊论文] 作者:Xiao-fang Shi,Li-zhong Chang,Jian-jun Wang,, 来源:International Journal of Minerals Metallurgy and Materials 年份:2017
An electroslag furnace with ultrasonic vibration introduced by a mold copper plate was designed. The effects of ultrasonic power on the element distribution and...
[期刊论文] 作者:Xiao-fang Shi,Li-zhong Chang,Jian-jun Wang,, 来源:International Journal of Minerals Metallurgy and Materials 年份:2015
A novel electroslag furnace with a rotating mold was fabricated, and the effects of mold rotational speed on the electroslag remelting process were investigated...
[会议论文] 作者:CHANG Jian-jun,QINYU,常建军,秦宇,刘卫星, 来源:2007年乳业发展国际论坛 年份:2007
  目的:研究原奶中掺甲醛的快速定性检测方法.方法:利用自配的A试剂在V试剂的催化下和甲醛发生反应生成橙红色物质,在1min内通过目测定性.结果:样液不变色为阴性,变色为阳性,颜色......
[会议论文] 作者:CHANG Jian-jun,常建军,QINYU,秦宇,刘卫星, 来源:2007年乳业发展国际论坛 年份:2007
目的:研究原奶中掺甲醛的快速定性检测方法.方法:利用自配的A试剂在V试剂的催化下和甲醛发生反应生成橙红色物质,在1min内通过目测定性.结果:样液不变色为阴性,变色为阳性,颜色随着样液中甲醛含量的增大而加深,检出限为3.8μg/ml.结论:本方法具有灵敏度高、操作简便、成......
[期刊论文] 作者:Ke-Li Cheng,Xuan Ju,Ruo-Feng Tong,Min Tang,Jian Chang,Jian-Jun Zhang, 来源:计算机科学技术学报(英文版) 年份:2016
Many recent applications of computer graphics and human computer interaction have adopted both colour cameras and depth cameras as input devices. Therefore, an...
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