activated sludge biota
活性污泥生物群
热门单词
- a feast for the gods
- a hair to make a tether of
- a piece of work
- Able men are always busy
- above the average
- absorbance
- absorbent layer
- absorption photometry
- accelerated tax amortization
- acceleration centripetal
- acceleration motor
- accessory whorl
- accident boat
- account names
- accountable
- accounting policy
- accrued profit
- acculturate
- accused
- accustomed
- acetylated cotton
