对京14井水位观测资料进行分析后，获得了包括长周期波m_1在内的各类波的调和分析结果。
After analysing the data of well Jing 14, all kinds of the satisfied harmonic analytical results including the long period wave Mf are obtained.
人们希望温度的时间系列尽可能地长，以便能研究各种波的振荡周期。
The time series of temperature are expected to be the longest possible so as to examine various modes of oscillation periods.
本文就此进行了初步分析，认为强震前的预滑移可能产生这种长周期的形变波，它们对大震预报有一定意义。
In this paper we analyze these data and find that the deformation wave of long period comes from pre-movement before a strong earthquake.
在正弦风切变假定下，利用计算机计算和飞行模拟器模拟研究了长周期振动频率上下的正弦波风切变对飞机着陆航迹的影响。
On the assumption that the wind shear is sinusoidal, the effects of long periodic oscillation on the landing path of an aircraft were studied by computer calculation and with flight simulator.
目前SAR经常用于内波的研究，但是SAR也存在着卫星重访周期长、数据费用高、图像噪声较大等的不足。
SAR imagery are usually available at the present research, however SAR are deficient for the long revisit period, high expense and strong noise.
实验处理的结果表明：该方法不仅对微屈多次波有效，而且对残余的长周期鸣震多次波也可达到令人满意的压制效果。
The experiment processing results demonstrate that the method can not only sufficiently attenuate the peg-leg multiples but also eliminate the long-period residual multiples to a satisfactory effect.
弹性波在无限长直线型失谐周期结构中传播时，会出现弹性波局部化现象。
As elastic waves propagate through disordered infinite linear periodic structures, localization phenomenon of elastic waves will appear.
文中从三个方面介绍了沙坝的成因：（1）破波点一沙坝过程；（2）长周期驻立边缘波；
The generation mechanisms of sand bars are introduced in three aspects: (1) breakpoint bar process;
文中从三个方面介绍了沙坝的成因：（1）破波点一沙坝过程；（2）长周期驻立边缘波；
The generation mechanisms of sand bars are introduced in three aspects: (1) breakpoint bar process;
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