热调节

For the tungsten-copper metallic matrix composites having tailorable TC and CTE properties in certain range, this investigation aims at with discussion of composition design, preparing methods selection and process parameters optimization to develop the key technology of W/Cu composites materials processing.

鉴于钨铜金属基复合材料具有低膨胀及高导热的优异特性，并且上述性能在一定范围内可实现调节控制的特点，故本研究旨在通过成分设计、制备方法选择及工艺参数优化的深入探讨，研究其关键的制备技术并制备符合封装热沉要求的材料。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。