activation center
激活中心
热门单词
- absorbent lint
- acceleration of vibration
- accelerometer tube
- accomplishment test
- acetyl-gasoline
- achondrite
- acid iodide
- acidamide
- acrylic metallic baking paint
- active smoke control system
- acyloin
- adaptation to imprisonment
- adaptive control
- additive colour printer
- adenometous carcinoma
- adiabatic change of state
- adiabatic combustion
- adiabatic exponent
- adjustable die
- administration by different levels
- advanced starting valve
