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词汇
medical masks
释义
medical masks
基本
例句
医用口罩
Many medical facemasks, not approved as respirators, do not seal tightly to the face allowing airborne hazards to enter the breathing zone.
许多没有被批准作为呼吸防护口罩的医用口罩,不能与面部密合,空气污染物会直接进入呼吸道。
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transportation squadron
Transportation Standardization Agency
transportation station
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transportation structure
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transportation subsidy
transportation supplies
transportation supply
Transportation Support Field Office
transportation support system
transportation survey
transportation systeim
transportationsystem
transportation system
transportation system engineering
transportation system management
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更新时间:2025/5/3 16:00:19