由此可以给出超塑性变形时应变和应变速率区的限度，有益于指导实际的超塑性成型。
From this, the Limit of strain rate and strain of superplasticity can be given, and this is useful for practice of deformation with superplasticity.
纺丝原液粘度随着温度、剪切速率的增大而降低，过了临界切变速率后粘度会急剧下降，但在低剪切速率区粘度基本不变。
The viscosity dropped with the increase of temperature and shearing rate and decreased drastically over critical shearing rate, but remained almost unchanged at lower shearing rates.
以变速趋近律为到达条件，可产生扇形切换区，并可期待原点的稳定性。
The special feature of variable rate reaching law is that it is directly proportional to the norm of state vector and can result in a sector-shaped switching region.
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