absolute age of groundwater
地下水绝对年龄
热门单词
- abrasive tool
- acet
- acidity indicator
- acidum lacticum
- acoustic altimeter
- acoustic ground detector
- acousticopalpebral reflex
- acrylic coating for plastics
- action at distance
- action error
- active fiber
- active residential solar heating system
- acylcarbene
- adamantoma
- ADD
- additive blended oil
- additive color system
- adhesion promotor
- adhesion coefficient
- adiaphanous
- adit
