active margin
活动边缘
热门单词
- above-norm
- absinthe
- absolute advantage theory
- absorption cost
- absorption tray
- accelerated erosion
- accelerating machine
- access control
- access type
- accessibility of marking
- accession
- accessories
- accident (break-down) maintenance
- accumulational
- accumulative column
- accurate thread
- Acetat Rhodia
- acetoin
- acetonitrile
- acetylene generator
- acid and alkali treatment
