smokeless powder是什么意思 smokeless powder怎么读
smokeless powder的英文翻译是什么意思，词典释义与在线翻译
Noun:- an explosive (trade name Ballistite) that burns with relatively little smoke; contains pyrocellulose and is used as a propellant
smokeless powder的用法和样例
- The nitramine ethers perform two functions in the smokeless powder composition.
硝胺醚在无烟火药成份中有两种作用。
展开更多
