理学 设计模式 释 singleton pattern 单件模式 一种保证一个类只有一个实例，并提供一个全局性的访问点的设计模式。。又称单态模式、单例模式。
软件工程 释文 singleton pattern 单件模式
- plane lattice
- plane layout ofunderground space
- plane-like
- plane mirror
- planemo
- plane monochromatic electromagnetic wave
- plane motion
- plane motion of a rigid body
- plane motion of rigid bodies
- plane moving mechanical parking system
- plane number
- plane of circular section
- plane of complex numbers
- plane of coordinates
- plane of emergence
- plane of human body
- plane of incidence
- plane of metro line
- plane of oscillation
- plane of perspectivity
- plane of polarization
- plane of projection
- plane of reference
- plane of reflection
- plane of refraction