These precious relics are of great historical and scientific value.
这些珍贵的遗产有重大的历史和科学价值。
These documents preserved in good condition have a great value of historical data to us.
清代起居注册留存较完整，有很高的史料价值。
These documents preserved in good condition have a great value of historical data to us.
清代起居注册留存较完整，有很高的史料价值。
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