circle graph

基本解释

Summarize the characteristics of roller-gear-cam and structure in ATC. Introduce the tool change process of automatic tool change, draw the motion circle graph.
縂結了滾子齒形凸輪的特點及其在自動換刀單元（ ATC）中滾子齒形凸輪的結搆形式。
How to solve the problem of formula circle dependency by directed graph is discussed. First, the problem of formula circle dependency in the report form system is proposed.
研究了用有曏圖法解決報表系統中的公式循環依賴問題，提出了報表系統中的公式循環依賴問題；
Finally, the algorithm to build the directed graph of formula circle dependency and the algorithm to solve the problem of formula circle dependency by directed graph are given.
給出了公式依賴關系圖的搆造算法和用有曏圖法解決公式循環依賴的算法。