网络与数据通信 协议体系与组成结构 释文 service user 服务用户
- spherule cell
- spherulite
- spherulite crystal
- spherulitic
- spherulocyte
- spherulous cell
- sphincter
- sphincter of Oddi dysfunction
- sphingolipid
- sphingometer
- sphingomyelin
- sphingomyelinase
- sphingomyelinosis
- sphingomyelins
- sphingomyelins; phosphosphingolipids
- sphingosine
- sphingosine; 4-sphingenine
- Sphinx
- Sphinx factor
- sphygmobolometer
- sphygmogram
- sphygmomanometer
- sphygmophone
- SPI
- SPICA