For plug - in type oscilloscopes , the combined unit of mainframe and plug - in units will be calibrated as a composite unit 若屬插件式示波器,其主機(jī)部份及插件部份將一并接受校正,并將被視作一個(gè)組合。
The event - driven business rules as a backbone of modeling process , with the help of the reference models of business objects , can reveal the dynamic interaction properties of system composite units more thoroughly and guide objects specification and abstraction more formally 其指導(dǎo)思想是將事件驅(qū)動(dòng)的業(yè)務(wù)規(guī)則作為貫穿建模過程的主線,同時(shí)引入業(yè)務(wù)對(duì)象的參考模型,能更深刻地揭示系統(tǒng)內(nèi)部組成單元的動(dòng)態(tài)交互特性,并增加對(duì)象識(shí)別與提煉的規(guī)范性。