For a slenderbeam subjected to mechanical loads, the axial extension can be neglected.
对于机械载荷作用的细长梁，轴向伸长可以忽略。
2
This metallic hose is modeled as a super slenderbeam, with very large displacement and rotation.
金属软管被处理成一根作大位移大回转运动的极细挠性梁。
3
Dynamic modulation of laser and laser bean, and offset to target reflection coefficient: laser bean is shaped and collimated to round and slenderbeam by using of the semiconductor laser.