“crown post”的概念、定义、翻译、参考文献-科学参考

单词	crown post
释义	crown post [`krau̇n ´pōst] ^{BUILDING CONSTRUCTION} Any upright member of a roof truss assembly, such as a king post.
随便看	proper value propfan prop-free prop-free front prophage propham prophase prophylaxis propiodal propionaldehyde propionate Propionibacteriaceae propionic acid propionic anhydride propionic ether propionitrile proplastid proplatinum propleuron propodite propodus proportion proportional band proportional control proportional controller

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