传统的信号检测和估计方法一般是建立在背景噪声是白噪声这一假设基础之上。

Traditional methods of signal detection and estimation were based on the assumption that the background noise is white.

youdao

各向同性损伤理论是建立在材料是均匀的、各向同性的以及损伤也是各向同性的假设基础之上。

The theory of isotropy damage is based on the hypothesis that the material and damage are symmetrical and isotropic.

youdao

前瞻性陈述反映了管理层的当前观点，且基于一些可能被证明是不正确的预期、评估和假设基础之上。

The statements reflect management's current views and are based on certain expectations, estimates and assumptions, which may prove to be incorrect.

youdao

I will only do them on one condition, and that is I want to be able to teach you what the assumptions are that underlie the points in the derivation.

只在一个情况下我才会做，那就是要能够教会你们,假设是,构成了推导的基础。

麻省理工公开课 - 固态化学导论课程节选