理学 软件工程过程模型 释 spiral model 螺旋模型 一种演进式软件过程模型，结合了圆形迭代性质和瀑布模型的系统性和可控性特点，具有快速开发越来越完善的软件版本的潜力。
软件工程 释文 spiral model 螺旋模型
- index notation
- index number
- index of a class
- index of a context-free grammar
- index of a correspondence
- index of a critical point
- index of a curve
- index of a divisor
- index of a family
- index of a fixed point
- index of a Fredholm operator
- index of a function
- index of a geodesic
- index of a manifold
- index of a mapping
- index of an element
- index of an elliptic operator
- index of an operator
- index of a number
- index of a power
- index of a quadratic form
- index of a radical
- index of a recursive function
- index of a root
- index of a singular point