... flexible iron pipe 柔性铸铁管 flexible-pipe connection 可弯管连接 fuel flexible pipe 燃料挠性管 ...
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还可在软管和柱型通管间连接一可弯曲后固定成各种形状的半软硬弯管。
It may also have one bent tube capable of being bent into different shape connected between the hose and the column type pipe.
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