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
- aero-engine life
- aero-engine life management
- aero-engine load
- aero-engine load spectrum
- aero-engine lubricating system test
- aero-engine maintainability
- aero-engine maintenance
- aero-engine maintenance supportability
- aero-engine measurement and test
- aero-engine mechanical system
- aero-engine mixer
- aero-engine mountsystem
- aero-enginemultivariable control
- aero-engine nacelle
- aero-engine noise reduction
- aero-engine noise test
- aero-engine numerical simulation
- aero-engine oil flow interruption test
- aero-engine oil system
- aero-engine operating envelope
- aero-engine overall efficiency
- aero-engine overhaul
- aero-engine overspeed test
- aero-engine overtemperature test
- aero-engine power