English Dictionary

P-wave

名詞

(geology, seismology) A longitudinal compressional wave produced by an earthquake.

日本語の意味

地震により発生する縦方向の圧縮波。 / 地震観測において、最初に到達する波として知られる縦波。

The P-wave arrived first, compressing the ground and signaling the onset of the earthquake.

初期の圧縮波が最初に到達し、地面を圧縮して地震の発生を知らせた。

意味（1）

(geology, seismology) A longitudinal compressional wave produced by an earthquake.

P-waves are the first to arrive; that is, they travel fastest. These are ‘push-pull’ waves analogous to sound waves, in which each particle moves back and forth as the waves propagate.

P-waves （ plural ）