理学 层 释 bed 层 对于识别度高、横向延伸较远且具有特殊地质意义的一个或多个单层所划分的岩石地层单位。
＞代数几何＞代数曲线＞释义 sheaf 层 lamina 层，片 layer 层 sheaf 层†，束 stratum 层† tier 层，等级
网络与数据通信 协议体系与组成结构 释文 layer 层
- Emin River
- Emirates Airline
- Emir Kusturica
- emirp
- emirpimes
- Emissary of the People
- emission
- emission allowance
- emission and absorption of infrared radiation
- emission angle
- emission area
- emission band
- emission calibration
- emission charges system
- emission coefficient
- emission component
- emission computed tomography
- emission computed tomography (ECT)
- emission control of fuel-gas
- emission control test of system
- emission efficiency
- emission efficiency of terahertz radiation
- emission factor
- emission factors
- emission flux