at large amplitude的意思|示意

There are 2 kinds of forms: a at first showing increase, then decrease tendency variation, b acceleration variation with large amplitude and single direction.

异常有2种形式，先增大后降低的趋势性背景变化和大幅度的单向加速变化。

However, in the presence of amplitude variation with offset (AVO), and particularly at large offsets, reflection coefficients and polarities may differ significantly from those at normal incidence.

然而，在振幅随炮检距变化的情况下，即当偏移距范围很大时，无论是反射波的振幅还是极性都发生了非常大的变化。

The dam site valley of Hongjiadu Hydropower Station is narrow, amplitude variation of water level and discharge at it are large.

乌江洪家渡水电站坝址河床狭窄、水位流量变幅大。

The No. 4 well at Wenjin Street in Hengshui City showed a large amplitude anomaly of water temperature in September 1991.

衡水市问津街4号井1991年9月出现水温大幅度异常，经水质分析、井孔普查方法初步证明，水温大幅度升高与地震无关。

The analysis results are that the design condition of hot gas conduit falls in the stability area, in other word, running at design condition, the flow induced large amplitude vibration doesn't exist.

分析结果表明，热气导管的设计工况完全处于稳定区内，即其在设计工况下运行时，不会产生大振幅的流致振动。

It is shown the nonlinear aerodynamic model given by the article can accurately calculate aerodynamic responses of aircraft models in large amplitude forced oscillation tests at high angles of attack.

实际计算结果表明该非线性气动力模型能够较为精确地计算飞机模型大幅值迎角简谐振动产生的气动力响应。