fourth-order

基本解釋

The elastic moduli Eijlm represents a tensor of the fourth order.
彈性模數(shù)Eijlm表示一個(gè)四階張量。
Concretely,the fourth order squeezing of the light field iis studied in detail.
我們?cè)敿?xì)研究了量子光場(chǎng)的四階壓縮特性,給出了四階壓縮的條件。
The chain consists of a dual-mode,highly linear,fourth order Chebyshev active RC filter and three VGA stages.
基帶由雙模的高線性度的四階切比雪夫形式的有源RC低通濾波器以及三級(jí)可變?cè)鲆娣糯笃鳂?gòu)成。
The scattering of time-domain pulse by the ionosphere was calculated using a fourth order (FD)2TD scheme.
采用具有四階精度的時(shí)域有限差分法計(jì)算了電離層對(duì)時(shí)域脈沖的散射，然后應(yīng)用小波變換求出了反射信號(hào)的時(shí)頻分布。
The initial boundary value problem of fourth order wave equation with dispersive and dissipative terms is studied.
摘要研究具色散和耗散項(xiàng)的四階波動(dòng)方程的初邊值問(wèn)題。