防护面罩是用来保护面部和颈部免受飞来的金属碎屑、有害气体、液体喷溅、金属和高温溶剂飞末伤害的用具。主要有焊接面罩、防冲击面罩、防辐射面罩、防烟尘毒气面罩和隔热面罩等。
防护面罩滤器 protective nastfilter ; protective mask filter
必须戴防护面罩 To wear protective masks
工人防护面罩 workman's protective face-shield
电焊防护面罩 welding protection helmet
喷漆防护面罩 paintball facemask
防护面罩面具 protection helmet
医用防护面罩 medical protective mask
非医用防护面罩 non-medical protective face shield
层儿童防护面罩 layer child protective mask
这是特别危险的，因为脸上没有防护面罩。
These are particularly dangerous because there is no mask on my face.
工作时请戴防护面罩。我们建议戴手套，眼镜，穿工作服。
Always wear the correct protective face mask when spraying. We also recommend wearing gloves, goggles and overalls.
采用该防护面罩，无论是停焊或是起焊时，都能看清焊点。
An operator can see welding spots clearly no matter when stars or stops welding by adopting the utility model.
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