gas alarm
... alarm device报警装置;告警装置 gas alarm气体信号装置;瓦斯报警器;毒气警报 alarm equipment报警器,报警信号装置;防盗报警设备 ...
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瓦斯警报器 [矿业] methanophone
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多功能矿灯瓦斯报警器,是一种固定在矿灯蓄电池上,并由该电池供电的瓦斯超限报警装置。
The utility model relates to a multifunctional miner lamp gas alarm, which is a gas over-limit alarm which is fixedly arranged on the accumulator of a miner lamp and powered by the accumulator.
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