大家在查：假相当位温平滑肌痉挛促进神经热空气嗜酸粒细胞自吸过滤式防尘口罩防尘面具危险品标志太阳直射点费雷尔环流

防尘口罩

防尘口罩

山东美赫尔国际贸易有限公司 ... 30.无纺布口罩 NON-WOVEN MASK 31.防尘口罩 DUST MASK 33.航空帽 ASTRONANT CAP ...

建筑词汇英语翻译(O-T) ... resource 来源 respirator 防尘口罩 rest 支架 ...

进出... ... anti-disease medicated tooth paste 防病药物牙膏 anti-dust respirator 防尘口罩 anti-dust shoe polish 防尘鞋油 ...

...被浓重雾霾(fog and haze)笼罩，市场上防尘口罩(anti-dust mask)和空气净化器(air purifier)的销量剧增。

研发“空气监测设备”-英语点津 ... 空气质量监测 air quality monitoring 防尘口罩 anti-dust masks 可入肺颗粒物 PM2.5 ...

...寒衣、防静电、绝缘衣、耐腐蚀衣预防坠落安全索 防尘口罩（Dust respirator）防毒口罩（resporator）呼吸系统防毒面罩…

航海及海运专业英语词汇(D7) - 商务英语词汇 ... dust precipitator 除尘器 dust protecting mask 防尘口罩 dust storm 尘暴 ...

LCD专业英语_zhanghuimfy - 阿里巴巴博客 ... Circuit simulator 回路 Clean mask 防尘口罩 Clean shoes 防尘鞋 ...

The term "mask " is used here to include home-made or improvised masks, dust masks and surgical masks (sometimes called "medical masks" ).

Cao Qi, an online vendor at Tmall. com, said they usually receive 100 to 200 orders for anti-dust masks a day .