longitudinal vibration

基本解释

The results show that longitudinal vibration of drill string is relative to rotary speed and weight on bit(WOB).
实验结果表明，钻柱的纵向振动主要与转速和钻压有关。
Longitudinal vibration of pile with variable impedance(variable sections or modulus) in layered soil undergoing arbitrary load is theoretically investigated.
对成层土中变阻抗（变模量或变截面）桩在任意激振力作用下的纵向振动特性进行了研究。
Aiming at wire rope and skip in loading, movement differential equations of skip with different mass and longitudinal vibration differential equations of wire rope were proposed.
以矿井提升装载过程中的箕斗和钢丝绳为研究对象，建立了变质量箕斗的运动微分方程及钢丝绳的纵向振动微分方程。

纵向振动
Taking axisymmetric wave effect of soil into account,longitudinal vibration of pile with variable modulus undergoing vertical arbitrary load is theoretically investigated.
考虑土体轴对称波动效应,对变模量桩在任意激振力作用下的纵向振动特性进行了研究。
交通运输工程
纵向振动
The vibration issues, especially the longitudinal vibration, are not only related to the safe operation of bridge but also related to a successful rescue work after disaster.
作为交通枢纽及生命线工程的桥梁，其振动问题特别是桥梁的纵向振动不仅关系到桥梁的正常安全使用，而且关系到发生灾害后求援工作能否顺利开展。
电子、通信与自动控制技术
纵振