词汇	a four-step framework
释义	a four-step framework 四步走框架
随便看	theoretical research methods theoretical research of wheatstone bridge theoretical research on urban planning Theoretical Research Reactor theoretical resolution theoretical resolution limitation theoretical resolving power theoretical resource theoretical resources theoretical result theoretical results theoretical retention volume theoretical review theoretical rim width theoretical robotics theoretical rocket theoretical root theoretical route theoretical rule theoretical sample number theoretical samples theoretical sampling theoretical saturation theoretical scaling law theoretical scattered dose