无纱门
Screen-free door
以上为机器翻译结果，长、整句建议使用 人工翻译 。
结果：有防蝇设施如纱门、纱窗及风幕机、门帘的店堂和厨房无蝇数最高百分率分别为45.5％，44.4％。
Results: In kitchens and dining - rooms with facilities such as screening doors and windows, vertical air curtain doors the top non - fly rate reached 45.5% and 44.4% respectively.
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