abac scale
列线图标度线
热门单词
- a catastrophic flood
- absolute income
- absorption process
- abstract machine
- accelerating maturity
- acceptance for honour
- acceptance or rejection
- accepting of data
- accrued interest on notes payable
- accuracy standard
- acetyl-Co
- achiral
- achromatic condenser
- acid Bessemer pig
- acid pump
- acid seal paint
- acoustic reduction factor
- acquisiting cobweb sample
- acroagnosis
- act for the encouragement of trade
- actinomycosis of breast