打印机忙(Printer Busy)表示打印机正在接收数据，或正在打印，或处于脱机状态。应答位(Acknowledge)表示打印机已发出一个表明它已经接收到数据的信号。
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printer busy detail 打印机占线
Fast results. Operating at print speeds up to 30 pages per minute, this printer is an outstanding choice for busy desktop users or small workgroups.
快速的结果。速度运行在打印高达每30分钟的网页，这台打印机是一个杰出的小型工作组为忙碌的台式机用户的选择或。
I've been busy building the mini kossel 3d printer on and off for about a year now.
我一直忙于建设微型科塞尔3d打印机和关闭了大约一年了。
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