barium oxide
柯林斯词典
1. N a white or yellowish-white poisonous heavy powder used esp as a dehydrating agent. Formula: BaO 氧化鋇 (Also called baryta)
返回 barium oxide
1. N a white or yellowish-white poisonous heavy powder used esp as a dehydrating agent. Formula: BaO 氧化鋇 (Also called baryta)