波纹金属 meaning in Chinese

corrugated metal

General specification for corrugated metallic hose assemblies
波纹金属软管通用技术条件
Pipework - corrugated metal hoses and hose assemblies
管道工程.波纹金属软管和软管组件
Non - alloyed and stainless steel fittings for corrugated flexible metallic hoses
波纹金属软管用非合金钢和不锈钢接头
Corrugated flexible metal tube
波纹金属软管
Corrugated packing ring
波纹金属垫圈管道

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