gas-masks
英
美
(gas-mask 的复数) [医] 防毒面具
gas-mask 的复数
双语例句
- Gas-masks had been issued to everyone before they entered the danger zone.
在他们进入危险区之前，每人都发了防毒面具。 - To ensure access to clean indoor air, into the mouth can be installed to replace the gas-masks.
为了保证进入室内空气的洁净，进气口可以安装可更换的过滤芯。 - Exchange220V LED lamp, have high luminous efficiency, long, green and was already widely used gas-masks advantages, lighting and residential areas, schools, hospitals, public lighting.
交流220VLED防爆灯，有发光效率高、奉命长、绿色环保等优点，已广泛用危险区照明及住宅小区、学校、医院、公共场所照明。