最終更新日：2024/08/02
Trinitrocellulose is a highly explosive substance used in the production of gun cotton.
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Trinitrocellulose is a highly explosive substance used in the production of gun cotton.
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Trinitrocellulose is a highly explosive substance used in the production of gun cotton.
Trinitrocellulose is a highly explosive substance used in the production of gun cotton.
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