Unverified88% confidenceDecision RuleTime unknown
网眼密度需≥500孔/平方英寸（约0.6mm孔径以下）才能阻挡蠓虫（no-see-ums）和白蛉，普通防蚊网仅300孔挡不住这类小虫，湿地和苏格兰高地环境必须选细目款
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88%
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Long-term
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Unverified网眼密度需≤1.2mm孔径（约每平方英寸500目以上）才能阻挡蠓虫/白蛉等小型吸血昆虫；仅防蚊虫可放宽至1.6mm，但湿地和亚马逊型环境必须选细网84% similarUnverified网孔密度需达到40目以上（孔径≤0.4mm）才能有效阻挡果蝇、小飞虫，普通20目纱网只能挡苍蝇挡不住果蝇76% similarUnverified捕虫网网孔应≤2mm且网深≥25cm，网孔过大无法捕捉小型昆虫，网深不足则昆虫易逃脱；网圈直径20-25cm对儿童手持最合适73% similarUnverified带蚊帐一体吊床应确认蚊帐可拉链开合且底部有环形加固，网目密度≥1000孔/平方英寸才能防小型蚊虫；单层蚊帐款翻身时会贴脸，双层结构更实用66% similarUnverified笼子丝条间距必须小于鸟头宽度：小型鸟（虎皮、文鸟）间距≤1.2cm，中型鸟（玄凤、牡丹）间距≤1.5cm，超过会卡头或逃脱65% similar
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