| 1. | If plastic and rubber are burnt , they 'll give off poisonous gases .
塑料和橡胶燃烧，就会放出有毒的气体。 |
| 2. | Arsine is a colorless, poisonous gas that requires careful handling .
胂是一种无色的有毒的气体需要小心地对待。 |
| 3. | The filtration should be carried out in a hood because of the escape of poisonous gases .
因为有毒气逸出，过滤应在通风橱中进行。 |
| 4. | Co is a dangerously poisonous gas that is emitted into the air in relatively large quantities by the automobile engine .
一氧化碳（CO）是一种由汽车发动机以相对大的量排放到空气中的危险污染气体。 |
| 5. | Method of eliminating the poisonous gas in blast smoke
消除炮烟中有害气体的方法 |
| 6. | The cause of death is suffocation from the poisonous gas and
死因是被有毒气体窒息而死 |
| 7. | If ( it is ) burnt , rubber can give off a poisonous gas
橡胶如果燃烧起来，会发出有毒气体。 |
| 8. | Room in which a convict prisoner is executed by poisonous gas
用毒气将被定罪囚犯处死的房间。 |
| 9. | Try to get something go prevent the poisonous gas from passing up into the atmosphere
拿点什么来防止有害气体进入空气。 |
| 10. | Millions of tons of waste and poisonous gases are sent into the air with the smoke
数百万吨的废气和毒气随着烟尘散发到空中。 |
