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[GB/T 10597.1-1989] 卷扬式启闭机 型式与基本参数[已作废]
发布时间：1989-03-22
实施时间：1990-01-01
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[GB 10597.2-1989] 卷扬式启闭机 技术条件[已作废]
发布时间：1989-03-22
实施时间：1990-01-01
本标准规定了卷扬式启闭机的技术要求、试验方法、检验规则以及标志、包装和贮存。本标准适用于水利、水电及..
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[GB/T 814-1989] 弧形闸门通用技术条件[已作废]
发布时间：1989-02-22
实施时间：1989-09-01
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[SD 297-1988] QL型螺杆式启闭机系列参数[现行]
发布时间：1989-01-12
实施时间：1989-05-01
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[SD 298-1988] QL型螺杆式启闭机技术条件[现行]
发布时间：1989-01-12
实施时间：1989-05-01
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