abandoned coal pillar
残留煤柱
热门单词
- Abrams' lung reflex
- absolute quota
- abstinence
- accelerated reaction
- accelerating potential
- acceptable hypothesis
- acceptance market
- acceptance payable
- accepter
- accident (break-down) maintenance
- accounting form
- accrual basis of accounting
- acid accumulator
- acid cleavage
- acid drift
- acid tolerant species
- acid-resistant stoneware pump
- acidified silage
- acne neonatorum
- acolite
- acoustic theodolite
