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拱圈封顶
meaning in Chinese
closure of arch ring
Related Words
在白雪封顶的褐色山上追逐雀儿
横向拱
缺口拱
拱石
向上拱
回廊拱
弧拱
板拱
塌落拱
端拱
拱圈衬砌
拱圈底面
拱圈结合层
拱圈轮廓
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