BSabbr.理科学士（=bachelor of science）abbr.资产负债表（=balance sheet）BSTS Broadband Series Test System宽带系列的测试系统BSD Berkeley Software Distribution伯克利软件分配代号bsic combined programming language大批量拷贝程序BSDA Bit Significant Device Address位有效设备地址,比特有效设备地址BSDE with non Lipschitz coefficient非Lipschitz条件下倒向随机微分方程BS/MS degree of chemical major.理科化工专业本科或硕士学位。BSRS Bell System Repair Specification布尔系统修理说明书BSNR Backward Sequence Number Received反向序号收到BSI-The first National Standard Body世界首家国家标准机构BSVC Broadcast Signaling Virtual Channel广播信令虚通道