工学 参考模型 释 reference models 参考模型 一种用于交流目的的模型。包含一组清晰定义并相互关联的概念，为相关领域的其他工作提供借鉴和参考。
软件工程 释文 reference model 参考模型
- lower estimate
- lower factorial
- lower-flow system
- lower function
- lower gastrointestinal bleeding
- lower half-disk
- lower half-martingale
- lower half-plane
- lower half-space
- lower heating value
- lower heat value coal
- lower hemisphere
- lower-he-sea point
- lower homology
- lower hybrid frequency
- lower hybrid oscillation
- lower hybrid wave
- lower index
- lowering
- lowering mapping
- lowering of index
- lowering of order
- lowering operator
- lower integral
- lower Lebesgue sum