bsnbassoon巴松管;大管;低音管;bo..BSNHBostonSocietyofNatur..bsna[医][=bowel sounds normal and active]肠鸣音正常和活跃BSNDTBritish Society for Non-Destructive Testing 英国非破坏性试验学会NOBSN诺布森RBSNreaction-bonded silicon nitride 氮化硅反应保护剂tbsntablespoon 大汤匙BSNBachelor of Science in Nursing 护理学士