1-butyne
乙基乙炔
热门单词
- a lowering of temperature below the freezing point
- Abbe treatment
- abnormal gait
- abnormal thinking
- abrasive brick
- abrupt succession
- absolute gravity determination
- absorption solution
- accelerator jet
- acceptance
- accessories of universal operation table
- account book paper
- accumulator metal
- accuracy
- acid brick
- acid equivalent
- aclinic line
- aconite
- acoustic duct
- acoustic(al) resonance
- acromegaly
