periodic的例句（periodic在句子中的用法）

• periodic perturbations 周期摄动
• These arrangements are subject to periodic reviews. 这几项安排须定期检查。
• the characteristics of periodic and aperiodic tasks 周期任务和非周期任务的特点
• Keep air clean and fresh in the ward and conduct periodic sterilization. 病室内保持空气清新,定期消毒.
• The mathematicians turned to culling periodic solutions. 数学家们转而去挑选周期解.
• Periodic local catastrophes reduce populations. 周期性的局部地区的灾变降低了种群的数量.
• Apomixes is divided into three types, including sporadic, constant and periodic. 孤雌生殖有偶发性 、 经常性、周期性三种类型.
• Some commercial laboratories use periodic nitrate tests as guides. 许多商业性的试验室已应用定期的硝态氮分析作为指导.
• Long long ago, we knew the periodic motion of a planet. 很久以前, 我们就知道行星的周期运动.
• The microstrip log periodic antenna was discussed and analyzed. 讨论和分析微带对数周期天线.
• Microgram for microgram, beryllium is one of the most toxic elements on the periodic table. 一微克,又是一微克, 铍是周期表上最有毒的元素之一.
• Like macroeconomy, the development of real estate industry also shows a phenomenon of periodic fluctuation. 与宏观经济运行过程中一样, 房地产业也客观存在着周期波动现象.
• Two periodic jackknife, be helpful for national economy growing quickly continuously. 两个周期的重叠, 有利于国民经济持续快速增长.
• The motion is periodic, which means it occurs identically over and over again. 这个运动是周期的, 意即运动以同样的形式重复出现.
• The harmonic oscillator is an exceptionally important example of periodic motion. 谐振子在周期运动中是特别重要的.
• The periodic buckling leaves the fibre in a waved conformation. 周期性的弯折在纤维中造成波形构成.
• Periodic screening for recurrent bacteriuria should be undertaken after therapy ( A - III ). 在治疗后应定期查是否菌尿复发.
• Arboreous growth is periodic it is very long, want to have a basis later. 树木的生长周期是很长的, 以后要有依据.
• ...periodic bouts of illness. 周期性发病
• Periodic checks are taken to ensure that high standards are maintained. 定期检查以确保维持高水准。