封装的

Currently, the digital system is composed of a large amount of highly fine packeted ICs, such as PGAs, BGAs and so on.

如今的数字电子系统，大量地采用了诸如PGA、BGA等高度封装器件，使得PCB上各器件之间的连线间距越来越细密。

These layers are covered with printed paperboard, which gives the packages their rigidity.

这些覆盖层的印刷纸板，这使他们的刚性封装。

This comprehensive standard defines all required aspects of 64Mb through 1Gb DDR SDRAMs with X4/X8/X16 data interfaces, including features, functionality, ac and dc parametrics, packages and pin assignments.

该标准定义了拥有 x4/x8/x16数据接口的64Mb 到1Gb DDR SDRAMS 的所有要求，包括引出端、地址、功能描述、特征、 AC 和 DC 参数、真值表和封装。

This comprehensive standard defines all required aspects of 256Mb through 4Gb DDR2 SDRAMs with x4/x8/x16 data interfaces, including pinout, addressing, functional description, features, ac and dc parametrics, truth tables, and packages.

该标准定义了拥有 x4/x8/x16数据接口的256Mb 到4Gb DDR2 SDRAMS 的所有要求，包括引出端、地址、功能描述、特征、 AC 和 DC 参数、真值表和封装。

At the encapsulation phase of the proposed scheme, no paring computing and no MapToPoint hash function are required.

提出的实例方案在会话密钥封装阶段不需要进行对计算以及映射到点的Hash函数计算。

All of the devices share the same interface options, small outline package and pinout, thus providing an upward or downward component selection path based on performance, resolution and cost.

所有设备都共享相同的接口选项，小外形封装和引脚排列，从而提供了一个向上或向下选择器件性能的基础上，决议和成本。

In this letter, a new structure of multilayer phosphor package of white LED is proposed to improve the light-extraction efficiency.

本文设计并提出了一种可以提高效率的多层荧光粉层白光LED的封装结构。

The modal frequency of the packaging structure increases with the elastic modulus of potting material.

封装结构的模态频率随着灌封胶弹性模量的增大而增大。

The reduction in size of components and circuits for increasing package density and reducing power dissipation and ''.

减少元件和电路的几何尺寸，以达到增加电路的封装密度、减少功耗和减小''。

The three-dimensional nonlinear finite element modeling is used to analyze stress-strain response of solder joint under certain power cycling loading condition.

采用非线性有限元方法，分析了CSP封装形式的焊点在给定功率循环下的应力应变。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。