If you had existing diagrams, or if you do not explicitly work with layers, all of the shapes on the diagram are placed on the default layer.

如果您有已经存在的图表，或者如果您对处理层还不是很熟练，那么图表上的所有形状都位于默认层。

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Simply flanking the piezoelectric layer with thin concentric layers of metal would not work because metals tend to have a low viscosity.

仅仅在两侧安放压电层和薄薄的同心金属层是起不了多大作用的，因为金属的粘度很低。

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However, where people often go wrong with this is to assume that if this works between one pair of layers, it would work well between another.

然而，人们经常在这一点上犯错误的地方是假定，如果这在一对层之间有效，那么它将会在另一对层之间同样有效。

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They work with ruffles, layers, buttons, swirls, crinkles, rosettes and "feathers that dance in the sunlight" to create dazzling combinations of texture and hue that define the singular woman who requests one.

CNN: Crowning glory: The art of Kentucky Derby hats