finete element dynamic analysis on beam under vibration equipment ., 振动设备下梁的有限元动力分析.
相关词条
+梁下纵材
1 . beam runner
3. 联珠焊接梁下纵材 beam runner标识符号 beacon sign
+梁下纵梁
1 . under beam girder
无阻尼自然频率 undamped natural frequency梁下纵材,梁下纵梁 under beam girder[轮齿]过切 undercutting
+梁下
1 . beam down
analysis about the main beam downdeflection of bridge crane ., 桥式起重机主梁下挠分析.
2 . beam under the
beam under thebed can not be satisfied ( like the pressure beam ) , if the beam that is covered with fine wooden ceiling .床不可安于梁下(有如压梁),如果梁用木作天花板覆盖即无妨。