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periodic system

P 开头单词

基本解释

  • [化学][数] 周期系,[数] 周期系统

英汉例句

    双语例句

  • The periodic system provides better control over inventories than a perpetual system.
    与永续盘存相比较,定期盘存提供更好的存货控制。
  • This means that periodic system auditing is required to make sure that nothing goes wrong.
    这就意味着需要对系统进行周期性审计,才能确保不会出现问题。
  • Conditions are established for the existence and the stability of the positive periodic solutions with respect to the corresponding periodic system.
    证明了在某些条件下系统是持续的,建立了关于相应周期系统正周期解的存在性与稳定性的条件。
  • 权威例句

  • Even though protection under either the public or private system is not 100% certain, at least beneficiaries in the private system received periodic reports on their funds and had the ability to seek the best return.
    CENTERFORSECURITYPOLICY: Argentinas Kirchner seizes private pension funds
  • Donuts plans to augment that with a 14-point security system including periodic audits, taking down websites when merited, and a central listing of protected names so Donuts can prevent them from being registered on any of the generic domains it controls, Mason said.
    FORBES: Cybersquatters Get Rich New Territories With Generic Domains
  • Earlier this month, Daimler, Ford and Nissan re-upped their commitment to the lead-off batter for the Periodic Table of the Elements by announcing a pact to develop a common fuel cell system that could lead to affordable fuel cell cars by 2017.
    FORBES: Why Hydrogen Cars Could Still Be The Future

词组短语

    短语

  • periodic tapping system 周期割胶制
  • periodic perturbed system 周期扰动系统
  • periodic linear system 周期线性系统
  • asymptotically periodic competition system 渐近周期竞争系统
  • periodic impulsive system 周期脉冲系统

英英字典

    柯林斯英英字典

  • the classification of the elements based on the periodic law

专业释义

    数学

  • 周期系统

    Further, by using fixed point theorem, M-matrix theory, we obtain the existence and attractivity of positive periodic solution for the periodic system.
    进而,利用不动点定理,M-矩阵理论,对于周期系统讨论正周期解的存在性和吸引性。

  • 周期组
  • 周期系
  • 化学

  • 周期系统
  • 地球科学

  • 周期系
  • 物理学

  • 周期系
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