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单词 double-base powder
释义

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double-base powder
double-base powder n.
ΚΠ
1951 W. Ley Rockets, Missiles & Space Trav. vii. 172 The propelling charge in that rocket was a double-base powder containing..nitrocellulose..nitroglycerin..and diphenylamine added as a stabilizer.
extracted from doubleadj.1adv.
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更新时间:2024/9/20 19:38:52