Based on calculation of the shafting dynamics model of unit, the value of unbalance mass of runner correspond to the value of vibration quantity in the testing site was obtained.
根据建立的机组轴系动力学模型，计算得到了测试位置处振动量所对应转轮的质量不平衡量值的大小。
The size and location of the maximum dynamic stress induced with axial vibration were found, the relation between the vibration quantity and the maximum dynamic stress was analyzed.
求出由轴向振动引起的最大动应力的大小及位置，进而对振动量与最大动应力的关系进行剖析。
Contributes to a research on the vibration radiation noise of piezoelectric pump. Two theory models are introduced, which calculate the synthetic sound pressure according to the vibration quantity.
研究压电泵振动放射噪声，提出两种由振动量计算压电泵合成声压的理论模型。
The cutting principles including cutting motion, cutting quantity, and grain performance of ultrasonic vibration honing are analyzed, and its specialities are generalized.
从切削运动、切削量、磨粒性能三个方面分析了超声波振动珩磨的切削机理，并归纳了超声波振动珩磨的特点。
For the increase of finishing efficiency and surface quantity, the vibration mechanism was used in finishing machine so as to realize the motion of axial vibration.
为了提高研磨效率与表面质量，在研磨机床中采用振动机构来实现轴向振动运动。
The application of ultrasonic vibration in metal plasticity working process is a new technique for accelerating working process and improving products quantity.
用超声振动进行金属塑性加工是金属在冷加工过程中加上超声频振动，以促进工艺过程和改善产品质量的一种新工艺。
Sound may be assessed after measurement of an appropriate physical quantity that varies about an equilibrium position as the sound wave or vibration passes the measuring point.
声波或则叫震动通过测量点时会有一个平衡位置，声音的理特质近似地围绕着它上下波动，通过测量波动可以评估出声音大小。
Sound may be assessed after measurement of an appropriate physical quantity that varies about an equilibrium position as the sound wave or vibration passes the measuring point.
声波或则叫震动通过测量点时会有一个平衡位置，声音的理特质近似地围绕着它上下波动，通过测量波动可以评估出声音大小。
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