These effects are antagonizeed by sodium sulfide.这些效果被硫化钠中和了.They'd have a lot of hydrogen sulfide gas bound up in their cells.他们的牢房里有大量的硫化氢气体。The hydrogen sulfide is often blamed for the corrosion.硫化氢常常引起腐蚀....
The sulfide assemlage consists largely of pyrrhotite, pentlandite, chalcopyrite, and pyrite.硫化物集体大部由磁黄铁矿 、 镍黄铁矿 、 黄铜矿及黄铁矿组成.The hydrogen sulfide is often blamed for the corrosion.硫化氢常常引起腐蚀.Lithopone: B 301 lithopone: whi...
约翰·巴丁也是超导电性理论的创立者之一。John Bardeen was also co-developer of the theory of superconductivity.12月23日, 布拉顿 和巴丁发明点式电视晶体管.Invention of the point contact transistor by Brattain and Bardeen. ( December 23 ).发明者包括约翰.巴丁, 沃尔特.布拉顿和威廉...
呼气，膝部放松向胸部靠拢。Breathe out and ease your knees in toward your chest.屏住气息数五下，然后慢慢地呼气。Hold your breath for a count of five, then slowly breathe out.她接受了呼气测醉检查，结果超过了限定值。She was breathalysed and found to be over the limit....
Industrial waste burned on the surface of Lake Erie near Cleveland in 1970.1970年工业废物污染了克利夫兰附近的伊利湖湖面.Cleveland has always had a reputation for being a dirty, ugly, boring city, though now they say it is much better.克利夫兰一直...