chemical control的用法和樣例：
例句
- Chemical control is the last resort.
化學(xué)防治是最后的措施。 - Chemical control technique of stem-bulb rot caused by Fusarium solani in Cycas sp.
蘇鐵鐮刀菌球莖腐爛病化學(xué)防治技術(shù)研究。 - 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(guò)生物控制和化學(xué)控制提出了具有周期脈沖效應與害蟲(chóng)控制的捕食系統。
