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第37类
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房屋建筑，修理，安装服务
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组别
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商品
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英文名称
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近似群组
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| 3703 | 采石 | Quarrying services | |
| 3703 | 钻井 | Drilling of wells | |
| 3703 | 采矿 | Extraction (Mining –) | |
| 3703 | 打井 | Wells (Drilling of –) | |