例句與造句

1. the general attenuation law of ground vibration caused by heavy tamping is verified by spectrum analysis in this paper . moreover, the relationship between attenuation index and standard penetration number is created through combination analysis of vibration attenuation and surface wave propagation
   在此基礎(chǔ)上，通過面波分析，得出了場(chǎng)地介質(zhì)衰減指數(shù)和表征場(chǎng)地介質(zhì)性質(zhì)的參數(shù)?標(biāo)準(zhǔn)貫入擊數(shù)之間的關(guān)系，給出了表達(dá)式的一般形式。
2. It's difficult to find surface wave propagation in a sentence. 用surface wave propagation造句挺難的