利用精密铸造的方法可以获得任意布置冷却水道的模具，达到最佳的冷却效果。
Optional-laying cooling water channel in the mould could be obtained by precision casting, and optimal cooling effect could be achieved.
为了消除这些旁瓣，并得到符合使用者要求的扩散声压响应曲线，本文提出一种实现伪随机序列扩散体群大面积最佳布置方案的布置方法。
This paper presents a method of layout plan of large area pseudorandom sequence diffusers to cut down the diffuse peaks and to meet user's demand.
应用推荐