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automobile exhaust gases | |||
vehicle exhaust gas An aeriform fluid of fine particles suspended in air, produced and vented as a byproduct of the operation of wheeled machines or conveyances self-propelled by internal combustion engines (一种在空气中悬浮的微粒气体流体,由轮式机器或内燃机驱动的交通工具产生和排出的副产品。) |
汽车 尾气 : 6 phrases in 3 subjects |
Chemistry | 2 |
Ecology | 2 |
Technology | 2 |