微处理器：微型计算机的中央处理单位。封装在一枚单一集成电路薄片上。

Microprocessor: The central processing unit of a microcomputer. The microprocessor is contained on a single integrated circuit chip.

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CPU包含成千上万个晶体管和逻辑电路，它们被封装在一个很小的设计空间模式，称为集成电路(IC)。

The CPU contains thousands of transistors and logic circuits packaged in a very small design known as an integrated circuit (IC).

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塑封集成电路因其是非气密性封装，封装材料热膨胀系数的不同以及被粘接材料表面能低，是造成塑封电路离层或开裂的内部原因。

First of all, the internal reason for the delamination or cracking is the different CTE of the packaging materials and the low surface energy of the adhesions.

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