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    产品&认证
    DIN 3352 暗杆软密封闸阀 FIG.3276
    暗杆软密封闸阀 FIG.3283/3286/3246
    直埋式闸阀 GD1/GD2
    AWWA C509 软密封暗杆闸阀 FIG.3226
    AWWA C509 软密封暗杆闸阀 FIG.3226
    AWWA C515 软密封暗杆闸阀 FIG.3648/3649
    AWWA C515 软密封暗杆闸阀 FIG.3248
    AWWA C515 软密封明杆闸阀 FIG.3233
    DIN 3352 硬密封暗杆闸阀 FIG.3137
    DIN 3352硬密封暗杆闸阀 FIG.3126
    沟槽式硬密封暗杆闸阀 FIG.3924
    硬密封暗杆闸阀 FIG.3121
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