basic obligations
相关英语词汇推荐
- technological items
- alterant
- partially halogenatedb CFC
- aerosol (spray-)can
- advisor
- organohalogen compound
- ozone reduction
- higher layers (of the stratosphere)
- ITF,IPCC Trust Fund
- plankton
- alkyne
- polyaromatic hydrocarbon
- Environmental Protection Agency (EPA)
- automative air conditioning
- trade-off
- aromatic
- exhaust heat
- containment (of solid wastes)
- pollution control industry
- temperature inversion