- 简单老式电话服务
- 简易老式电话服务
- 普通老式电话业务
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plain old telephone service中文什么意思
例句与用法
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- Asymmetric digital subscriber loop ( adsl ) is the technology that provides high - speed , asymmetric data access , synchronously the potential of twisted pair ( tp ) is utilized , and the plain old telephone service ( pots ) is not interrupted
非对称数字用户环路( adsl )技术以充分利用现有双绞线资源的潜力为出发点，在不影响电话业务的同时，提供高速、非对称的数据接入。
百科释义
Plain old telephone service (POTS) is the voice-grade telephone service that remains the basic form of residential and small business service connection to the telephone network in many parts of the world.
详细百科解释