点击下载:《植物化学保护》课程教学资源(英文讲稿)Pesticide Hazards and First Aid(PPT)
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Protect yourself from inhalation exposure! Fumigants are DANGER active as 发 INSECT FIIGATION gases! Fumigants are active as gases! Protect yourself from inhalation exposure!
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点击下载:《植物化学保护》课程教学资源(英文讲稿)Pesticide Hazards and First Aid(PPT)
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