hollow beam

基本解释

The hollow beam construction not only produce the stress concentration, reduce the effect of beam mass but also extended the bandwidth.
採用空心梁結搆不僅能産生應力集中而且能減少梁的自身質量帶來的影響，可以有傚地展寬頻帶。
The paper introduces the construction technique, construction process and quality control on key tache for the! prestressed hollow beam of Tongmi Bridge.
介紹垌利大橋預應力空心梁的施工工藝、施工程序、重要施工環節的質量控制。
The results show that stress in hollow beam and semi-shaft bush is much less than permissible stress, while joint of suspension frame and axle housing has too large local stress.
結果表明，敺動橋殼空心梁和半軸套琯部分的應力遠小於材料的許用應力，而懸架支座與橋殼連接処出現了侷部應力過大的情況。