The results indicate that the flow unsteadiness bring out extra losses, and time lag phenomena are evident in many circumstances.
结果表明流动非定常性产生额外损失，滞回现象存在于叶轮机中。
Two measuring methods of period-counting and timing break forward in order to practically solve the unsteadiness of the site signal.
在实际应用中提出了解决现场信号不稳定的两种测量方法，即周期计数和定时截取的测量方法。
The result of blasting simulation clearly shows the movement of the silo is due to the unsteadiness jointing rock mass under applied blasting vibration load.
计算结果较好地反映了竖井周围岩体不稳定关键块在爆破振动作用下沿断层破坏、崩落的动力学过程。
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