不同型号钻头对激振源规律影响的实验研究。
Secondly, the different model bits affect the rule of the vibration sources, which is studied.
运用机械振动理论分析了发动机机体正常振动时的激振源和振动形式。
The paper analyzed the exciting vibration sources and forms while engine normal vibrating by means of mechanic vibration theory.
国内外在研究钻柱振动时都把钻柱下端当作铰支，假设激振源为周期性的，偏离实际。
At present, the end of drill string (DS) is simplified as a hinge in FE analysis and the excitation is assumed periodic.
试验及分析表明，该车摆振主要为强迫振动，通过控制激振源、增大转向系统阻尼可抑制摆振。
The test and analysis show that the shimmy is a forced vibration and can be restrained by controlling excitation source and increasing steering system damping.
汽车动力总成振动是汽车振动的主要激振源之一，对汽车的舒适性和NVH特性有很大的影响。
Vibration of powertrain is a main vehicle vibration source of excitation in the whole vehicle vibration, which has significant influence of a car's comfort and NVH characteristics.
还提出了采用单自由度线性无阻尼自由振荡系统作为测定传感器谐波失真度的一个高纯度正弦波激振源。
It is also recommended in this paper that a linear nondamping free vibration system of a single freedom degree can provide a stimulant source of sine wave with high purti…
讨论了发动机机体正常振动时的激振源和振动形式，并运用机械振动理论，研究了怠速抖动时它们的变化。
The paper discusses the exciting vibration sources and forms while engine normal vibrating, and studies how they change when idling engine is wobbling by means of mechanic vibration theory.
本文对涡轮机中轴流叶轮盘的激振源，特别是行波振动诱发的轴向力、力的性质、对振动的影响等作了分析。
The exciting sources for axial vibration of disk, especially the new axial gas dynamic force induced by travelling waves and its properties, and influence on the vibration of disks are studied.
国内外在列车-轨道时变系统横向振动计算中，大多采用轨道横向不平顺作为列车-桥梁(轨道)时变系统横向振动的激振源。
The transverse track irregularity is mostly treated as the exciting source of transverse vibration of train-bridge (or track) time-varying system at home and abroad.
额定激振力为振动源电动机(简称振动电机)的主要技术指标，是考核其使用功能的关键数据。
The rated exciting force is main technical performance of vibratory motor, and it is the key value for checking vibration function of motor.
额定激振力为振动源电动机(简称振动电机)的主要技术指标，是考核其使用功能的关键数据。
The rated exciting force is main technical performance of vibratory motor, and it is the key value for checking vibration function of motor.
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