periodically造句

• Mount baker periodically heats up internally .
  贝克山有周期性内部发热现象。
• Dynamic ram's need to be refreshed periodically .
  动态RAM则需要周期性地刷新数据。
• Violent winds periodically drive clouds of dust around mars .
  狂风间歇地席卷火星上的尘云。
• He drinks far more than she, and is periodically rebuked .
  他喝酒比她厉害得多，为此，有时受到她的责怪。
• Inspectors periodically check wiring, heating plants and chimneys .
  检查员定期检查电线系统，暖气设备和烟囱。
• A great many more periodically starve; many actually die of want .
  还有很多人经常没有东西吃；不少人实际上死于贫困。
• The state of knowledge in this field has been surveyed periodically in review papers .
  在一些评论文中对这一领域的动态周期性地进行了评述。
• A canister purge valve is opened periodically to vent the vapor back into induction system .
  收集器的清除阀周期性地开启，泄放蒸气使之返回进气系统。
• Mortality is the number or volume of trees periodically rendered unusable through natural causes .
  枯损是一类由于自然原因而定期变得无用的林木株数或材积。
• The simplest imposed conditions are those in which the loading is periodically and uniformly repeated .
  最简单的加载情况是周期地、均匀而重复地施加的载荷。
• Economic dislocations such as "the panic of 1837" occurred periodically during the 19th century .
  十九世纪曾周期性地发生象“一八三七年恐慌”那样的经济失调现象。
• The displacement at any point on the structure will vary periodically between specific limits in either direction .
  结构上任何一点处的位移沿两个方向在一定界限内作周期性改变。
• Invading woody vegetation, especially of the same species, should be controlled periodically to prevent confusion .
  入侵的木本植物，特别是同一种类的，应当定期地除去，以防止混杂。
• If we discipline ourselves to adopt periodically a "nonego" state, we can perceptively drink in the full meaning of a situation without imposing ourselves upon it .
  如果我们训练自己定期地置身于“无我”状态，我们就能敏锐地领会形势的全部含义，而不会受骗上当。
• Database maintenance should be performed periodically
  数据库的维护应定期进行。
• Dynamic ram ' s need to be refreshed periodically
  动态ram则需要周期性地刷新数据。
• These are data packets that are polled periodically
  这些是定期轮询的数据包。
• ( 4 ) observing the galactic plane periodically
  （ 4 ）对银道面作周期性扫描观测。
• All inventories shall be taken stock periodically
  各种存货应当定期进行清查盘点。
• Dead mappings could be eliminated by periodically scanning the
  可以通过周期性地扫描