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摩擦式自动喷雾控制器通用技术条件
General specification for the friction-driving controller of automatic spray
价格:¥0.00
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氧气用截止阀
Globe valves for oxygen
价格:¥0.00
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淋浴用机械式脚踏阀门
Mechanical pedal valve for shower-bath
价格:¥0.00
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水用套筒阀
Sleeve valve used for water
价格:¥0.00
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水力控制阀
Hydraulic control valve
价格:¥0.00
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撑开式金属密封阀门
Metal-sealed unfurled valve
价格:¥0.00
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截止阀 静压寿命试验规程
Globe valve-potential pressure life test regulation
价格:¥0.00
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烟道蝶阀
Butterfly valves for gas flue
价格:¥0.00
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对夹式刀形闸阀
Wafer knife gate valves
价格:¥0.00
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液控止回蝶阀
Hydraulic control check butterfly valves
价格:¥0.00
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