樓主: 焊接要防護(hù)a
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有多少人還在用這樣的焊接防護(hù)工具,? |
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點(diǎn)評(píng)
對(duì),,干過(guò)電焊,。面罩倒是其次,,關(guān)鍵是口罩,口罩不好焊一天鼻子里都是黑的
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