According to the structural design for a high-rise two-tower connected building with one-axial-symmetry of huge rate of length-width structure,the coupled plane-torsional aseiasmic vibration characteristics and the design parameters on torsion vibration modes are analyzed.

Study on torsional vibration frequency of board spring sawblade strain system of band-saw mill;

Study on ultrasonic torsional vibration and equivalent circuit of thin annular resonator;

Analysis of torsional vibration of a spur gear system with faults;

Research on the mechanical model and natural frequencies of torsion vibration of the rod string of screw production systems;

Discussion for the influence on downhole temperature on torsion vibration natural frequencies of drill strings;

Study on torsion vibration of vehicle power train;

The twisting vibration characteristic analysis of the sucker rod string for progressing cavity pump oil production system;

On the basis of the analysis of the twisting vibration of rotary sucher-rod string, a formula of calculating every harmonic vibration eigenfrequency is presented.

The paper introduces the main noise resource of the setting of motor and pump,the usual connection manner of mo- tor and pump and proposes the connection manner used in the paper;also it analyzes and simulates the twisting vibration of the axes.