查询词典 seismic vertical

When the seismic intensity in vertical direction takes a high ratio,it is hard to accurately estimate the maximum displacement demands on structure by the traditional Pushover method.

通过对其进行改进，提出首先对结构按一定方式施加竖向地震引起的惯性力，随后进行结构水平向的多模态推覆分析，并按SRSS方法计算其最大位移需求。

The increase of bending moment at mid-span of the beam by vertical seismic excitation and internal force redistribution is proposed to be taken into account when the R/C frame structure has a comparative span.

在框架结构跨度相对较大的情况下，建议考虑竖向地震作用以及内力重分布引起的梁跨中弯矩的加大作用。

The P- and SV-wavefields in a seismic record can be separated by their horizontal and vertical displacements when upgoing P- and SV-waves arrive at the sea floor.

本文研究了P波和SV波波场分解的方法。

Based on difference between upgoing and downgoing wavefields in vertical seismic profiling data, a new method to separate upgoing and downgoing wavefields using local event slopes attribute is developed.

基于垂直地震剖面资料中上、下行波视速度的差异，利用地震剖面同相轴局部斜率属性参数，提出了一种分离上、下行波场的新方法。

Seismic data could not be used to correlate subzones in a non-marine reservoir,in general, as a result of the limitation of the vertical resolution.

鉴于垂向分辨率的限制，一般认为不能利用地震资料进行陆相油藏小层对比。

It is one of trends for seismical signalprocessing that using vertical seismical profile and ground seismic datastogether for enhancing resolution, because of VSP obtain much morehigh-frequency information.

反褶积算法有一定的应用范围，同时也有其不足之处；垂直地震剖面VSP具有干扰小，能量强，分辨率高等优点，地面地震与VSP相结合合提高地震分辨率是目前的趋势之一。

In this study, we obtained the asymptotic solutions for the first two orders of the nonlinear governing equations of cable-suspended roof under vertical seismic with Rayleigh damping.

本文给出了连续理论悬索房顶在垂直地震力作用下具有Rayleigh阻尼的非线性控制方程组的各阶渐近解。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。