The extrusion die channel is composed of three sections: transportation section, transition section and dicing section. The functions based on CAE of the three sections have been clarified.

挤出流道是挤出模模头的关键部分，对挤出流道的输送区、过渡区及成型区三个区段进行了面向CAE的功能划分。

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Officials from the National Transportation Safety Board have said they are examining the broken section of rail and the "witness mark" it left on one wheel of the first train.

WSJ: Metro-North Is Set To Restore Full Service Wednesday