The theory of stability of differential equations is used to analyse the 'effect of reversal slope of pitch moment to the stability of aircraft.

本文用微分方程定性理论来分析俯仰力矩曲线随迎角变化的“勺形”对飞机飞行稳定性的影响。

youdao

Based on the theory of stability, a numerical analysis method of the membrane wrinkle is established, and the results are certified by experiments.

基于稳定性理论建立了薄膜褶皱的数值分析方法，通过实验的方法对分析结果进行了验证。

youdao

The author agree with theoretic basis of the principle of protection of reliability basing on both theory of stability of law and theory of basic rights.

笔者认为信赖保护原则的理论基础基于法安定说和基本权说二者较妥。

youdao

In theory, a discretionary central bank could limit the quantity of money and achieve long-run price stability by controlling the growth of nominal final demand.

FORBES: The Federal Reserve's Flawed Approach To Monetary Policy

"If you have a moment of instability, what happens is the muscles counteract by working to create stability -- in theory, " he said.

CNN: Shoes' toning claims draw experts' doubts

Sanctions exist, in theory, in the stability and growth pact, which requires euro-area countries to keep deficits below 3% of GDP and government debt below 60% of GDP, but they have never been imposed.

ECONOMIST: Charlemagne