a paper currency in Northern Song dynasty
交子
热门单词
- a tytical blast lesion
- above mean sea level
- abradant
- absolute coefficient system
- absolute worst case
- absorb more labor power
- absorbed expenses
- abyssal cone
- acceptable defect level(ADL)
- accepted bill
- accidental variation
- Acetomonas
- Achilles tendonshortening
- acid electrode
- acid open hearth steel
- acidness
- acoustic engineering
- acoustic sensor
- acrylic enamel
- actinomycosis of urachus
- action for restitution
