周期性的

• If they are cyclical , why does output stay so low for so long
  如果是周期性的，为什么低产出持续了这么久
• A wave that repeats , like the one above , is called a periodic wave
  如上图所示的周期性的波，称之为周期波。
• Is the database subject to periodic bulk operations on the database
  数据库是否易受周期性的数据库大容量操作影响？
• 3 heidrich w , seidel h . ray - tracing procedural displacement shaders . in proc
  Vr模型应该周期性的更新以保证与真实世界的一致性。
• The economist believes energy prices would probably be reaching their cyclical peak
  经济学者相信，能源价格可能达到周期性的高峰。
• The computer equipment of the electronic reading - room should be replaced periodically
  摘要电子阅览室的电脑设备必须周期性的更换。
• It may be some simple , periodical occurrence , like the striking of the clock
  它（现况）可以是简单的周期性的现象，例如时钟的滴答。
• This is partly because investment banking is a cyclical business , which may be peaking
  这部分因为投资银行业是个周期性的行业，可能达到顶峰。
• Periods of relaxation are advisable if a particular exercise proves to be tiring
  周期性的放松是必要的，如果一些特殊的练习证明你已经有些倦怠了。
• Some smaller studies had raised hopes for the idea of periodic anti - retroviral therapy
  某些小型的研究对周期性的进行抗逆转滤过性病毒治疗产生了希望。