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[期刊论文] 作者：Huo Li,Ma Shuzhen,Shang Yanli,,
来源：稀土学报（英文版） 年份：2004
A new class of electrorheological (ER) material using rare earth (RE=Y) oxide as the substrate, NaNO3-doped Y2O3 materials, were synthesized using Na2CO3 and Y(...
[期刊论文] 作者：Liu Chaoquan,Li Zhen,Shang Yanli,Li Chengyuan,
来源：中国油气（英文版） 年份：2019
The situation of oil-producing countries in the Middle EastrnSix OPEC members are in the Middle East: Saudi Arabia, Iraq, Iran, Kuwait, Qatar and the United Ara...
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