Using vacuum adsorb style fix up paper.固定纸张方式采用真空吸附方式.The cobalt oxide is produced from cobalt catalyst waste by using acidolysis precipitate method.用含钴催化剂废料作原料,采用酸溶-沉淀法工艺制取氧化钴.The Afghan air force was using helicopters ...
I get very nervous because I'm using a lot of expensive equipment.因为正在使用很多昂贵的设备，所以我非常紧张。Mr Morris feels the museum is using advertising to good effect.莫里斯先生认为博物馆作的广告卓有成效。I removed the fibroid tumours, using the tech...