“5-purlin beam”的概念、定义、翻译、参考文献-科学参考

单词	5-purlin beam
释义	5-purlin beam 五架梁
随便看	flan flanch Flanders storm Flandrian transgression flange flange and elbow bend pipe flange angle flange angle steel flange area flange back flange back case flange back face flange bearing flange bolt flange bracing flange butt joint flange cast iron stop valve flange cast steel sluice valve flange chuck flange connection flange connector flange cooled cylinder flange cork closure flange coupling flange crimping

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