The fluorescence quenching of these emissive compounds in solution by halogen anions was studied carefully.研究了它们在溶液中的荧光被卤素离子猝灭的问题.Immediate quenching and tempering process of steel T 10 after low temperature salt bath ch...
表明笔石详细构造的物质是利用氢氟酸从石灰岩中侵蚀出来.Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid.从而为笔石反射率的正确测定和取值奠定了基础.These provide base for the correct measurement and val...
the fogbound city.烟雾缭绕的城市。a fogbound fleet雾锁的港湾...a fogbound motorway.因大雾关闭的高速公路She spent hours fogbound in Brussels.她因雾在布鲁塞尔滞留了好几个小时。We were fogbound at London Airport for 12 hours.我们被大雾困在伦敦机场达十二小时....