chemical shim

 
  • 化學補償(劑),化學控制(劑)

chemical shim的用法和樣例:

例句

  1. In this paper, predator-prey systems with periodic impulsive effect concerning pest control are proposed through biological control and chemical control.
    摘要本文通過生物控制和化學控制提出了具有周期脈衝效應與害蟲控制的捕食系統。
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