Design by Contract ( DBC ) is mentioned by Betrand Meyer.基于契约式设计 ( DesignBy Contract, DBC ) 这一理论是由BetrandMeyer 提出的.DBC - 3 displays total bills and amount and indicates denomination of recognized bank note.DBC -3 识别所有的钞票...
他把控制键转换到回答-播放模式,然后等待倒带。He switched the control to the answer-play mode and waited for the tape to rewind.打字机或键盘上的一种实现[执行]空格功能[操作]的控制键.On a typewriter or a keyboard, a control for effecting the space function.放入启动盘,按控制键启动...