一、目的经呼吸道吸入有机磷剧毒农药(1605、1059)蒸气或雾滴是造成中毒不可忽视的重要途径之一。我省各地在使用这类农药时,都使用普通纱布口罩防护口鼻,这种口罩虽然比较经济方便,伹滤毒效果不佳;而使用专用的防毒口罩,价昂且不易购置。因此我 First, the purpose of inhalation of organophosphates through the respiratory tract highly toxic pesticides (1605,1059) Vapors or droplets is one of the important ways to cause poisoning can not be ignored. When using pesticides all over our province, we use ordinary gauze masks to protect the nose and mouth. Although this mask is more economical and convenient, it can not effectively filter out the poisonous bacteria. However, using a special anti-virus masks is expensive and not easy to purchase. so I