并以等厚平板制件单浇口注射成型工艺为例，建立了针对制件不同几何特征要求的最佳浇口位置的描述方式及相应的数学模型，并给出了优化算法；
Taking the plastic injection process of flat part as an example, a new criterion and mathematical model of the gate location optimization method were put forward.
许多在 CES 上展示的平板电脑产品都在尺寸和外形上与 iPad 类似，都是一块10英寸屏幕安置在约半英寸厚的基板上。
Most of the tablets on display at the CES were of a size and shape similar to the iPad. The call of the day was a 10-inch screen sitting in a roughly half-inch thick slate.
建立了平板型和球面型行星夹具膜厚均匀性的计算模型。
Calculating models for flat and spherical planetary fixture were developed.
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