| BTA | Board of Tax Appeals | (美国)税务上诉管理局 |
| BTA | British Tourist Authority | 英国旅游管理局 |
| BTA | Bank TuranAlem (Kazakhstan) | TuranAlem银行(哈萨克斯坦) |
| BTA | Bath Teachers Association | 洗浴教师协会 |
| BTA | Belgian Teleworking Association | 比利时远程工作协会 |
| BTA | Bond Traders Association | 债券交易商协会 |
| BTA | Business Technology Associates | 商业技术协会 |
| BTA | Bruce Trail Association (Canada) | 布鲁斯·特雷尔协会(加拿大) |
| BTA | British Taoist Association | 英国道教协会 |
| BTA | Brownsville Tennis Association | 布朗斯维尔网球协会 |
| BTA | blood transfusion association | 输血协会 |
| BTA | british tuberculosis association | 英国结核病协会 |
| BTA | Boulder Tennis Association | 博尔德网球协会 |
| BTA | British Trout Association | 英国鳟鱼协会 |
| BTA | British Thematic Association | 英国主题协会 |
| BTA | Berkeley Training Associates | 伯克利培训协会 |
| BTA | British Triathlon Association | 英国铁人三项协会 |
| BTA | Burbank Teachers Association | 伯班克教师协会 |
| BTA | British Toilet Association | 英国厕所协会 |
| BTA | Baker Technology Associates | 贝克技术协会 |
| BTA | Business Technology Association | 商业技术协会 |
| BTA | British Thyroid Association | 英国甲状腺协会 |
| BTA | British Tinnitus Association | 英国耳鸣协会 |
| BTA | Biomagnetic Therapy Association | 生物磁疗协会 |
| BTA | Berkeley Technology Associates | 伯克利技术协会 |
| BTA | Building Trades Association | 建筑行业协会 |
| BTA | Bulletin Technique Apicole | Apicole公告技术 |
| BTA | Better Than Average | 优于平均值 |
| BTA | Business Target Agreement | 业务目标协议 |
| BTA | Bicycle Transportation Account (Canada) | 自行车运输账户(加拿大) |
| BTA | Broadband Terminal Adapter (B-ISDN) | 宽带终端适配器(B-ISDN) |
| BTA | Blaine Turner Advertising, Inc. | 布莱恩·特纳广告公司。 |
| BTA | Blue Tide Aquatics (Texas) | Blue Tide Aquatics(德克萨斯州) |
| BTA | Bicycle the Americas | 骑自行车环游美洲 |
| BTA | Blanket Tension Assembly | 毛毯张紧组件 |
| BTA | Boiler Tube Company of America | 美国锅炉管公司 |
| BTA | Boyce Thompson Arboretum | 博伊斯·汤普森植物园 |
| BTA | Bass Tab Archive | 低音选项卡存档 |
| BTA | Broadband Telecommunications Architecture (Sprint) | 宽带电信架构(Sprint) |
| BTA | Breakthrough to the Aging | 突破衰老 |
| BTA | Be There Always | 永远在那里 |
| BTA | Ballet Theatre Afrikan | 非洲芭蕾舞剧院 |
| BTA | Board of Tax Appeals (now Tax Court) | 税务上诉委员会(现税务法院) |
| BTA | Bulgarian Telegraph Agency (Bulgarian News Agency) | 保加利亚电报社(保加利亚通讯社) |
| BTA | Budget Transfer Allocation | 预算转移分配 |
| BTA | Bicycle Transportation Alliance | 自行车运输联盟 |
| BTA | benzoyl tyrosine amide | 苯甲酰基酪氨酸酰胺 |
| BTA | British Transport Advertising | 英国交通广告 |
| BTA | benzoyltrifluoroacetone | 苯甲酰三氟丙酮 |
| BTA | n-benzoyl-l-tyrosyl-p-aminobenzoic acid n | n-苯甲酰基-l-酪氨酸对氨基苯甲酸n |
| BTA | B-ISDN Terminal Adapter | B-ISDN终端适配器 |
| BTA | Big Time Audio | 大时间音频 |
| BTA | Be There Aloha | 在那里Aloha |
| BTA | Business Transaction Activity | 业务事务处理活动 |
| BTA | Barbados Tourism Authority | 巴巴多斯旅游局 |
| BTA | But Then Again | 但又一次 |
| BTA | Best Technical Approach | 最佳技术方法 |
| BTA | Biological Terrain Assessment | 生物地形评估 |
| BTA | Benzotriazole | 苯并三唑 |
| BTA | Best Time Available | 最有效时间 |
| BTA | Baltimore Theater Alliance | 巴尔的摩剧院联盟 |
| BTA | Bow-Tie Antenna | 蝴蝶结天线 |
| BTA | Big Telescope Alt-azimuthal | 大望远镜Alt方位角 |
| BTA | Bladder Tumor Associated Antigen | 膀胱肿瘤相关抗原 |
| BTA | Battle Training Assembly | 作战训练组件 |
| BTA | Bollettino Telematico dell'Arte | Bollettino Telematico戴尔'Arte |
| BTA | Basic Trading Area (FCC - PCS) | 基本交易区(FCC-PCS) |
| BTA | Behold the Arctopus (band) | 看看Arctopus(乐队) |
| BTA | Business Travel Account | 商务旅行账户 |
| BTA | Bata (SIL code, Nigeria) | 巴塔(SIL代码,尼日利亚) |
| BTA | Botswana Telecommunications Authority | 博茨瓦纳电信管理局 |
| BTA | Bicycle Transportation Alliance (AU) | 自行车运输联盟(AU) |
| BTA | Burst Transport Mode Architecture | 突发传输模式架构 |
| BTA | Breakthroughs Abroad | 国外的突破 |
| BTA | Black Tie Affair | 黑领带事件 |
| BTA | Beijing Telecommunications Administration | 北京市电信管理局 |
| BTA | Bio Threat Alert | 生物威胁警报 |
| BTA | Better Than All (band) | 优于所有(乐队) |
| BTA | Border Trade Alliance | 边境贸易联盟 |
| BTA | Bacillus Thuringiensis Aizawai | 苏云金杆菌Aizawai |
| BTA | Boston Tufts Alliance | 波士顿塔夫茨联盟 |
| BTA | Business Transformation Associates (Canada) | Business Transformation Associates(加拿大) |
| BTA | Budget Turnaround | 预算周转 |
| BTA | Brooklyn Talmudical Academy | 布鲁克林犹太学院 |
| BTA | Board of Tax Appeals (IRB) | 税务上诉委员会(IRB) |
| BTA | Binding-Time Analysis | 绑定时间分析 |
| BTA | Brunswick Transit Alternative (Ohio) | 不伦瑞克公交替代方案(俄亥俄州) |
| BTA | Bilateral Trade Agreement | 双边贸易协定 |
| BTA | Biological Threat Agent | 生物威胁剂 |
| BTA | Business Transformation Agency (US DoD) | 商业转型局(美国国防部) |
| BTA | Bureau des Technologies d'Apprentissage (Canadian office of learning technologies) | 药物洗脱支架技术'Apprentissage局(加拿大的办公室d学习技术) |
| BTA | Best Theatre Arts | 最佳戏剧艺术 |
| BTA | Banco Totta & Açores (Portuguese bank) | Banco Totta & Açores (Portuguese bank) |
| BTA | Billion-Transistor Architecture | 十亿晶体管架构 |
| BTA | Basic Travelers Allowance | 基本差旅津贴 |
| BTA | Bio-Terrorism Act of 2002 (US) | 2002年《生物恐怖主义法》(美国) |
| BTA | Basic Technical Applications | 基本技术应用 |
| BTA | Biotechnica America | 美国生物技术 |
| BTA | Brain Tumor Action | 脑肿瘤作用 |