| TCH | Traffic Channel | 业务信道 |
| TCH | Taylor County History | 泰勒县历史 |
| TCH | Transportation Clearing House | 运输清算所 |
| TCH | Transmissions Converters And Hydraulics | 变速箱变矩器和液压系统 |
| TCH | The Conquistador Hitmen | 康奎斯塔多杀手 |
| TCH | Tchibanga, Gabon | 加蓬奇班加 |
| TCH | Templeton China World Fund, Inc. | 邓普顿中国世界基金会。 |
| TCH | Turbo C Help file | Turbo C帮助文件 |
| TCH | turn,cough,hyperventilate | 咳嗽，过度换气 |
| TCH | Threshold Crossing Height | 门槛交叉高度 |
| TCH | The Children's Hospital | 儿童医院 |
| TCH | Toyota Camry Hybrid | 丰田凯美瑞混合动力 |
| TCH | Tri-County Health System | 三县卫生系统 |
| TCH | Transparent Circuit Handling | 透明电路处理 |
| TCH | Terror Clan Holland (Soldier Of Fortune 2 gaming clan) | 恐怖部落荷兰（财富2游戏部落的士兵） |
| TCH | Transmit Channel | 传输通道 |
| TCH | Teacher | 教师 |
| TCH | Taurocholic Acid (treatment of certain STDs) | 牛磺酸（治疗某些性病） |
| TCH | tanned cell hemagglutination | 晒黑细胞血凝 |
| TCH | Texas Children's Hospital (Houston, TX) | 德克萨斯州的儿童医院(德克萨斯州的休斯顿,) |
| TCH | thiocarbohydrazide | 硫碳酰肼 |
| TCH | Taxotere, Carboplatin, and Herceptin (cancer treatment) | 紫杉醇、卡铂和赫赛汀（癌症治疗） |
| TCH | total circulating hemoglobin | 总循环血红蛋白 |
| TCH | Transverse Compound Hybrid Method (Method) | 横向复合混合法（方法） |
| TCH | Borland help file extension | Borland帮助文件扩展名 |
| TCH | Transportation Clearing House (Ogden, UT) | 运输清算所（犹他州奥格登） |
| TCH | Trans-Canada Highway | 横贯加拿大公路 |
| TCH | Total Control Hub (3Com/Ascend rack modem product) | 完全控制中心(3Com /提升架现代产品) |