理学 协同社交系统 释 open source 开源软件 在软件发行时附上允许用户更改、自由散布或衍生著作的源代码，即授权可以公开使用源代码的软件。
软件工程 释文 open source 开放源码
- projection function
- projection functor
- projection-grid method
- projection identification method for the characteristic model
- projection image
- projection instrument
- projectionist
- projection iteration
- projection iterative method
- projection map
- projection mapping
- projection matrix
- projection measurement
- projection method
- projection moiré
- projection morphism
- projection neuron
- projection objective
- projection of a circular cone
- projection of a curve
- projection of a fiber bundle
- projection of a fiber space
- projection of a figure
- projection of a knot
- projection of a link