accelerating agent
催化剂促进剂
热门单词
- acetyldihydrocodeine
- achrestic diabetes
- acid embossing
- acid prolealytic enzyme
- acoustic investigation
- acoustical plaster
- acquired incentive
- acstivation
- activated water
- active radar
- active source
- actor
- acute anxiety
- adamantina
- adjective color
- adjustable electric cooking stove
- adjustable resistor
- adjustable tubular hack saw frame
- adjustable varying-speed motor
- adjusting lever
- administrative staff
