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barium oxide
archit. 氧化顿
chem. 氧化钡
met. 钡氧化物; 氧化钡 (可作为钢中夹杂物的示踪剂)
oil 氧化钡
tech. 结晶氧化钡
 English thesaurus
barium oxide
chem. BaO
barium oxide: 6 phrases in 3 subjects
Earth sciences2
Electronics3
Technology1