This paper uses ANSYS/LS-DYNA of dynamic finite element software to analyse dynamic response of buried gas pipelines caused by rockfall impact.是什么意思_This paper uses ANSYS/LS-DYNA of dynamic finite element software to analyse dynamic response of buried gas pipelines caused by rockfall impact.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句