acetylene welding set
乙炔气焊机
热门单词
- abuse
- accelerated aging
- accetyl value number
- acetyl-p-phenylenediamine
- acetylene hose
- acid gloves with turnback cuffs
- acid spill
- acid-resistant brick
- acid-resisting varnish
- acquarium
- acre
- acrylic colour
- active substrate trimming
- aculeate
- addisonism
- additive color synthesis
- adjustable compound tap
- adjustable curtain rail
- adjustable industrial sewing machine stand
- adjusting spacer
- admissible condition
