admiralty metal
船舶铜, 海军炮铜耐海水金属含锡黄铜
热门单词
- a race against time
- Aaron's road
- abearance
- Abelian extension
- abnormal
- absolute radius of curvature
- absolute specific gravity
- Acacia senegal
- academic games
- acceptable dosedose
- acceptable performance
- acceptance sampling
- accumulating condenser
- acetoacetate decarboxylase
- acetone chloroform
- Acheron
- achromatic region
- acidified juice
- acidylation
- acme thread tap
- acoustic spectroscope
