初动

初动

简明

1
first motion
[地物] 初动；
2
onset
（尤指某种坏事情的）开始，发作；军事攻击；

网络释义
专业释义

1
commencing
... 接触 contact 初动 commencing 先导 guidance ...
2
initial motion
... initial motion 初动 initial plain 原始平原 initial point 起始点 ...
3
[地物] first motion
... design ground motion 设计地面运动,设计地震运动 far-field earthquake motion 远场地震运动 first motion 初动 ...
4
first swing
... first surface mirror ==> 外表面镀膜反射镜,表面镀膜镜 first swing ==> 初动 first symbol ==> 首符,开头符号 ...

短语

1
初动量
initial momentum
2
初动时间
Onset Time
3
向源初动
地物 kataseismic onset

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双语例句

1
提出了提取快、慢剪切波初动的线性变换方法。
A linear transformation method to extract the onset of fast and slow shear waves is proposed in this paper.
2
全波模型震相分析法可用来研究震相的初动方向。
The full wave model phase analysis can be used to study the first motion direction of waves.
3
根据伽师震群地震的2 1 77个P波初动方向记录，计算了伽师震群的平均震源机制解。
The average focal mechanism of the swarm area has been inversed from the spatial distribution of the polarities of 2177 P-wave initial motions in the Jaishi swarm.

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