secondary vibration

methods for the calibration of vibration and shock pick-ups; part 3: secondary vibration calibration

振动和冲击传感器的校正方法.第3部分：二级振动校正法

By using the mutual inductance equivalent model and equivalent circuit of ultrasonic vibration unit, eight primary and secondary matching circuits are put forward to make the transmission performance better.

为使传输性能最佳，利用互感等效模型和超声振动单元的等效电路为基础分析系统的补偿电路。

calibration of vibration and shock pick-ups - method for secondary vibration calibration by comparison of phase angles

振动和冲击传感器的校正.相角引起的二级振动的校正方法

On the basis of the practical data tested, the characteristics and law of water hammer wave, secondary bubbles impluse, vibration water pressure in site, bank vibration and vibration of structures in water when blasted under limited waters are analyzed, some viewpoints are put forward.

依据实测数据分析了有限水域水下爆破的水击波、二次气泡脉动、爆破地震动水压力、岸坡震动及水中建筑物震动的特征和规律，并提出了一些看法。

The asymmetric and broadening of Raman ban around the main peak in symmetric stretching vibration region are mainly caused by the variant of secondary-structure in various microenvironments.

硅氧四面体对称伸缩振动区的主峰不对称以及展宽主要是由于一系列具有不同为环境下的二级结构的变化造成的。

application of secondary vibration isolation technology in coal preparation plant

二次隔振技术在选煤厂的应用

Slab caster systems through the analysis of continuous metal casting, a secondary development of crystallizer, crystallizer's vibration devices, ladles, pie slice roller, spinning roller mechanical equipment models, and achieve environmental 3D models for virtual scenes.

通过对板坯连铸机系统进行分析，二次开发建立结晶器、结晶器振动装置、大包、扇形段辊道、旋转辊道等机械设备模型，实现场景的虚拟环境三维模型库。