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导流型容积式水加热器和半容积式水加热器(U型管束)
The storage type heat exchanger of guide flow type and half storage type heat exchanger (construction of U-pipe column)
价格：￥0.00
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耐磨管道技术条件
Specification for wear-resistant pipes
价格：￥0.00
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城市供热管道用波纹管补偿器
Bellows expansion joints for city heating pipeline
价格：￥0.00
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城市供热补偿器 焊制套筒补偿器
Joint for district heating pipeline sleeve expansion joint
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半即热式水加热器热水供应设计规程(附条文说明)
SPECIFICATION FOR DESIGN OF HOTWATER SUPPLY WITH SEMI-INSTANTANEOUS WATER HEATER
价格：￥0.00
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燃油壳管式热水机组
Shell and tube water heaters(oil burning)
价格：￥0.00
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半即热式换热器
Semi-instantaneous water heater
价格：￥0.00
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