acid-proof valve
耐酸阀
热门单词
- abactinal side
- abmiralty gun metal
- abrasive sawing machine
- acceptance sampling plan
- acceptor state
- access program
- accessory plate
- accountant file
- accounting for estate income
- accumulator switchboard
- accuracy of manufacture
- acid blow case
- acne varioliformis
- acoustic probe
- acoustic range
- actinochemistry
- Actinoplanes
- active
- active humus
- activity room
- Acute ascending spinal paralysis
