而我们所需要的是一种廉价的能够测出毒气的方法,从而及时发出警报,并且这种方法还要能够鉴别出毒气的类型,好让那些已经中毒的人得到及时的治疗。
What is needed is a cheap way of detecting such gases and, having raised the alarm, of identifying which gas is involved so that anyone who has succumbed can be treated.
大量隧道火灾案例表明,烟气和毒气是人员窒息中毒伤亡的主要原因。
Many tunnel fire incidents show most people died from smoke choking and toxic gases.
大量隧道火灾案例表明,烟气和毒气是人员窒息中毒伤亡的主要原因。
Many tunnel fire incidents show most people died from smoke choking and toxic gases.
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