单词 | 减震剂 |
释义 | 〔bromine〕A heavy, volatile, corrosive, reddish-brown, nonmetallic liquid element, having a highly irritating vapor. It is used in producing gasoline antiknock mixtures, fumigants, dyes, and photographic chemicals. Atomic weight 79.904; atomic number 35; melting point 7.2°C; boiling point 58.78°C; valence 1, 3, 5, 7. See table at element 溴:一种比重大、易挥发、有腐蚀性的棕红色非金属液体元素,有刺鼻的气味。用于生产汽油减震剂、薰蒸剂、染料和照相用的化学品。原子量79.904;原子序数35;熔点7.2°C;沸点58.78°C;化合价1,3,5,7 参见 element |
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