truss bolt 中文意思是什麼
truss bolt
解釋
桁架螺栓-
Study on truss bolt support technology in quot; three - soft quot; coal roadway
全煤順槽桁架錨桿支護技術研究 -
In this thesis, a series of single and double - direction - load tests are carried on the single plate framing connection between truss - steel beam and concrete wall often used in tall - building. by single - direction - load tests, the flexure capacity of the joints in use of different design is researched in particular, the effect of bolt design on the flexure capability is analysised ; based on the cyclic loading experiment, such characteristics of the anchors are analyzed -. bearing capacity. rigidity, ductility, hystersity capacity, energy dissipation and failure phenomena
通過單向靜力試驗，研究了單剪板連接的不同設計對鋼架梁的約束能力的變化，重點討論了螺栓的設計對約束能力的影響；通過周期性反復加載試驗研究了不同設計的單剪板連接預埋件的抗震性能的不同，重點分析了結構的承載能力、剛度、延性、滯回性能、耗能能力及其破壞特徵等。 -
Bolt and truss supporting technology of combined roof in the below coal roadway of near coal seams
近距離煤層下層煤巷復合頂板錨桿與桁架支護技術
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