The cartons enter the machine as a single roll that is the width of one flatpackage.
纸箱进入机器作为一个单一的唱名这是一个宽度的扁平封装。
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The Rhapsody solution is able to store model information in a flat or hierarchical fashion where each package in the model is represented as a directory in the file systems.
Quad Flat No-lead(QFN)package of microwave chip is a relatively new packaging. It offers a small size and especially fits for high density printed circuit assembly.