1·The toxic gases do harn to people's health.
有毒气体危害人们健康。
2·They're in their world of toxic gases and spiders.
毒气有毒气的世界，蜘蛛有蜘蛛的世界。
3·City gas is a kind of flammable or toxic gases.
市燃气是一种易燃易爆或有毒的气体。
4·The apparatus can sense the presence of toxic gases.
这个仪器能够检测出有毒气体的存在。
5·Both are toxic gases with NO2 being a highly reactive oxidant and corrosive.
其中二氧化氮气体是活性氧化剂和具有较高的腐蚀性。
6·Products: Highly Toxic Gases, High-Purity Gases, Rare Gases and Pyrophoric Gases.
产品：剧毒气体，高纯度气体，稀有气体和自燃气体。
7·Once the fire, polystyrene color steel sandwich will produce a lot of toxic gases.
一旦着火，聚苯乙烯彩钢板的夹芯会产生很多的有毒气体。
8·The higher that one goes in ascension, the more toxic gases that the cells produce.
一个人提升得越高，细胞产生的毒素也越多。
9·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。
10·He has found that smoke and toxic gases can be transported swiftly up through the atrium.
他发现烟和毒害性气体可通过中庭迅速向上传播。