multi-layer wall造句

It will present a new method - frequency - domain regression ( fdr ) method based on system identification theory for calculating transient heat flux through multi - layer walls . first , the frequency characteristics of the total transmission matrix are calculated within the frequency range concerned . then , a simple polynomial 5 - transfer function is yielded from the theoretical frequency characteristics for internal , cross and external heat conduction by applying appropriate identification algorithm , respectively
首先在所关心的频域范围内计算出总的传递矩阵的频率响应，然后采用适应的辨识算法从墙体不稳定传热的理论频率响应中构造出一个简单的多项式s -传递函数，该多项式s -传递函数与墙体瞬时传热的理论的超越s -传递函数完全等价。
It's difficult to find multi-layer wall in a sentence. 用multi-layer wall造句挺难的