实验台主要由单板机、X—Y笔式记录仪和示教盒组成。
The system mainly consists of a single board microcomputer, a X-Y graphic meter and a teaching box.
设计了一台大中型数控切割加工机床实验示教装置。
A design of training experiment device of CNC machine tool for flame cutting is discussed.
有人给奶奶买了一台数码相机作为圣诞礼物，但却忘了教她如何使用。
Somebody bought the grandma her first ever digital camera as X 'mas present, but forgot to teach her how to use it.
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