英语词汇“portal frame”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	portal frame
释义	portal frame portal frame n (Building) civil engineering building trades a frame, usually of steel, consisting of two uprights and a cross beam at the top: the simplest structural unit in a framed building or a doorway portal frame portal frame portal Same as portal, 2. AcronymsSeePF
随便看	cecom center for command, control & communications systems cecom center for signals warfare cecom communications security logistics activity cecom communications security logistics agency cecom comsec logistics support activity cecom executive advisory committee cecomexny cecom integrated gps navigation model cecom intelligence materiel management center cecom leader development program cecom-p cecom performance review cecom-r cecoms cecom-sed-tms cecom staging area cecon ceconsec cecop cecopexy cecoplication cecoptosis cecore cecore-500 cecorrhaphy

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