| MCCR | Medical Care Cost Recovery | 医疗保健成本回收 |
| MCCR | Multi Currency Conversion Rate | 多种货币换算率 |
| MCCR | Memorial Care Centre of Rye (UK) | Rye纪念护理中心（英国） |
| MCCR | Mission Critical Computer Resources | 完成任务必不可少的计算机资源 |
| MCCR | Men's Calculated Course Rating (golf) | 男人的计算课程的评分(高尔夫) |
| MCCR | Miner County Community Revitalization (Miner County, South Dakota) | 矿工县社区振兴（南达科他州矿工县） |
| MCCR | manual closed circuit rebreather (diving technology) | 手动闭路再呼吸器（潜水技术） |
| MCCR | Mission-Critical Computer Resource(s) | 关键任务计算机资源 |
| MCCR | Mechanical Closed Circuit Rebreather | 机械闭路再呼吸器 |
| MCCR | Mechanical Completion Check Record | 机械竣工检查记录 |
| MCCR | Ministry of Consumer & Commercial Relations (Ontario) | 消费者和商业关系的(安省) |
| MCCR | Manchester Council for Community Relations (England) | 曼彻斯特社区关系委员会（英格兰） |