这类头盔通常戴在锁子甲护帽上，锁子甲护帽内垫有柔软的棉布或麻布。

Such helmet was usually put on the chain mail cap which had the soft cotton cloth or gunny cloth inside.

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前言： 利用柠檬酸、VE、 没食子酸丙酯、绿茶提取物各自的特性，通过正交实验最终确定了最佳的新型复合护色剂组合：绿茶提取物0.03%、没食子酸丙酯0.005%、柠檬酸1.0%、VE含量0.01%。

Through orthogonal test was designed for optimal inhibition the new compound color fixative:green tea extract 0.03%, propyl gallate 0.005%, citric acid 1.0%, VE 0.01%.

youdao

前言： 利用柠檬酸、VE、 没食子酸丙酯、绿茶提取物各自的特性，通过正交实验最终确定了最佳的新型复合护色剂组合：绿茶提取物0.03%、没食子酸丙酯0.005%、柠檬酸1.0%、VE含量0.01%。

Through orthogonal test was designed for optimal inhibition the new compound color fixative:green tea extract 0.03%, propyl gallate 0.005%, citric acid 1.0%, VE 0.01%.

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