On the contrary, when melt temperature is too low, the melt viscidity becomes intensive, so cavitation and acoustic streaming are in no effect.
如果施振温度过低，熔融合金粘度就会增大，致使声空化和声流效应发挥不了应有的作用。
On the contrary, when melt temperature is too low, the melt viscidity becomes intensive, so cavitation and acoustic streaming are in no effect.
如果施振温度过低，熔融合金粘度就会增大，致使声空化和声流效应发挥不了应有的作用。
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