1) first break of converted wave
转换波初至
1.
Using first break of converted wave to perform remaining static calibration;
利用转换波初至进行转换波剩余静校正
2) first break
初至波
1.
Automatic method of first break picking based on edge detection and spline interpolation.;
基于单道边界检测和样条插值的初至波自动拾取
2.
Tomographic inversion of first break in surface model;
初至波表层模型层析反演
3.
A new method for high-precision first break secondary positioning—search method;
一种高精度初至波二次定位新方法——搜索法
3) first arrival
初至波
1.
Picking first arrival is the base of refraction statics, and it is often difficult to do with many data in the northwest area of China.
然而,这些地区的地震记录中,初至波却常常受到各种干扰的影响,使得其波形发生畸变,从而导致初至拾取不准确。
2.
In seismic data processing of the northwest area in China, statics is the most effective method,and this method is based on picking first arrival accurately.
初至波常常会受到很多干扰因素的影响,因而无法保证准确拾取。
4) echo arrival
回波初至
5) first arrival wavelets
初至子波
6) wavefront arrival
波前初至
补充资料：波型转换
波型转换
物理学术语。超声波特性之一。超声波在固体内的传播过程中，由于遇到传声介质特性的改变而使波型改变的现象。超声经由软组织射向骨组织时，产生纵波也产生横波。波型转换在超声诊断中可能导致出现伪影。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条