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斜井底
meaning in Chinese
foot of slope
Related Words
斜井
斜井卷扬机
斜井箕斗
斜井快车
双轨斜井
斜井开拓
斜井抽油机
斜井井口
暗斜井
钻斜井
斜井挡车器
斜井的水平位移
斜井段
斜井罐笼
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