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木梁銷釘30-6型. 技術(shù)規(guī)范

Pin beam timber frame type 30 - 6, Specification
標(biāo)準(zhǔn)號:SNI 03-2450-1991
Pin beam timber frame type 30 - 6, Specification
標(biāo)準(zhǔn)號:SNI 03-2450-1991