With a fixed camera parameters and through thermal diffusion theory this paper proposed a method that greatly facilitates the depth calculation process and simplifies the division of diffusion region.
文中提出的固定相机内参数并结合热扩散的方法大大方便了深度计算的过程，并且有效简化了扩散区域的划分。
The method making powder by mechanical alloying is brought forward. Getting CuCr alloy by explosive sintering and thermal diffusion disposal are studied some primary experiments were done.
提出了采用机械合金化制粉，进而进行爆炸烧结和后续热扩散处理的制取铜铬合金的方法，并初步进行了实验研究。
Centred on thermal radiation, noise and diffusion, the basic design principle and method of gas blowdown sound pipe are described in derail.
围绕热辐射、噪声和扩散详述了天然气放空立管的基本设计原则和方法。
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