关于CYCLE83指令，下面说法正确的是（SIEMENS系统）（） A: CYCLE83是深钻孔循环指令 B: 使用CYCLE83指令可以简化编程 C: CYCLE83指令执行连续切削进给到孔的地步 D: 完成CYCLE83指令后刀具将返回到参考平面 E: 用CYCLE83指令钻孔切削到孔底后.刀具快速返回

CYCLE81，CYCLE82，CYCLE83指令均为钻孔循环指令（SIEMENS系统）。

For the following cycles, which belong to power cycles ( ) A: Reheat Cycle B: Regenerate Cycle C: Rankine Cycle D: Refrigeration Cycle

The stages which a cell passes from one cell division to the next is called () A: cell cycle B: life cycle C: energy cycle D: regeneration<br/>cycle

生命周期评价的英文为 A: Live cycle assessment B: Life circle assessment C: Life cycle assessment D: Life cycle assessing

Following a chronological order, the three steps of task-based language teaching are respectively . . A: language focus, task cycle, and post-task B: language focus, pre-task, and task cycle C: pre-task, language focus, and task cycle D: pre-task, task cycle, and language focus

The menstrual cycle belongs to

Matching: Fashion cycle

83

A peak is the________ A: lower turning point of a business cycle when an expansion ends. B: lower turning point of a business cycle when a recession ends. C: upper turning point of a business cycle when an expansion ends. D: upper turning point of a business cycle when a recession ends.