锫BK 锫BK的英文 英语翻译 berkelium 拓展翻译 锫berkelium; Bk锫开克斯过程Berkex process毛花洋地黄甙Blanatoside B嘧啶并[4,5-B]喹啉pyrimido[4,5-b]quinoline棉红4Bbenzopurpurine 4B; cotton red 4B; cotton-red 4B萘并[2,3-B]噻吩thiophanthrene铌NBniobium派若宁Bpyronine B