The scouring protection for pier foundations is a safety preventive measure for normal operation of major bridges having been built in the estuary and coastal areas in the recent years.是什么意思_The scouring protection for pier foundations is a safety preventive measure for normal operation of major bridges having been built in the estuary and coastal areas in the recent years.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句