国产精品久久久久AV动漫,国产精品丝袜久久亚洲不卡,亚洲麻豆国产精品,欧美国产第一区二区27,少妇精品无码一区二区免费法国,无码性爱前戏影片一区二区三区视频,国产成人影院免费高清在线观看

  “錦繡”牌防酸堿面料，適合制作長期接觸酸液或堿液的作業(yè)人員穿用的防護(hù)服。用該面料制作的防護(hù)服，具有耐酸滲透時間長、耐酸壓高且浸酸強(qiáng)力下降率低等良好的防酸性能。對從業(yè)人員有很好的保護(hù)功能，該面料性能符合GB12012-89防酸工作服要求。

Anti-acid & alkali fabric is suitable for workers who often contact acid and alkaline. The work clothing made of this fabric has the penetrate of acid for a long time, high resistance of acid, high resistance of acid pressure, low strength lose while soaked in acid, so that it can provide excellent protection to the workers. This fabric meets the requirement of National Standard GB 12012-89.