单词	吊链天平梁
释义	吊链天平梁 beam and sling
随便看	concrete breaker concrete-breaking concrete brick concrete bricking Concrete bricks concrete bridge concrete bridge beam concrete bridge deck concrete bridge decks concrete bridge deck slabs concrete bridge erection concrete bridge fabrication concrete bridge foundation Concrete bridge routine inspection method concrete bridges concrete bridges over seas concrete bridge structure concrete bridge surface concrete bridge tower concrete bucket concrete bucketconcrete skip concrete bucket lock concrete buggy concrete building concrete building brick