accident rate
事故率
热门单词
- absolute representation
- absorbent
- acetic ether
- acid ammonium sulfate
- acid rinse
- acid steel
- acidproof enamel
- acortan
- acoustic impedance meter
- acoustic radiator
- acousticon
- acquired drive
- acropathy
- action variable
- acyclic phyllotaxis
- adaptor
- adergneiss
- adhesive for decorative sheet
- adiabatic equilibrium
- adiuretin
- adjoining rock
