Chief of Contracting Office办公室里总承包 Control and Observation of Circuit Optimization控制和观察电路优化 Coaxial Colinear (antenna)同轴Colinear(天线) Collaborative Computing协同计算 Conference of Consumer Organizations消费者团体的会议 Tandy Radio-Shack Color ComputerTandy Radio-Shack颜色的计算机 Criteria of Control (risk management and corporate governance)标准的控制(风险管理与公司治理) Covert Communications隐蔽通信 Company Owned Company Operated (petroleum industry)公司拥有公司的操作(石油产业) Contractor Owned-Contractor Operated承包商Owned-Contractor操作 Comrades of Children Overseas (charity, Newcastle-upon-Tyne, UK)同志们的儿童慈善事业,Newcastle-upon-Tyne海外(英国) Corinthian Colleges, Inc.他们学校有限公司 Contractor-Owned, Contractor-OperatedContractor-Owned Contractor-Operated Coordinating Committee for International Volunteers (UNESCO)协调委员会为国际义工(UNESCO) Components, Objects, Cartridges and Others组件、对象、墨盒和其他人