【導(dǎo)讀】E01道路、鐵路或橋梁的建筑·········································································2. E01B鐵路軌道;鐵路軌道附件;鋪設(shè)各種鐵路的機(jī)器········································2. E01C道路、體育場(chǎng)或類似工程的修建或其鋪面;修建和修復(fù)用的機(jī)械和附屬工具···10. E01F附屬工程,例如,道路設(shè)備和月臺(tái)、直升機(jī)降落臺(tái)、標(biāo)志、防雪柵等的修建···17. E01H街道清洗;軌道清洗;海灘清洗;陸地清洗;一般驅(qū)霧法··························19. E02水利工程;基礎(chǔ);疏浚··········································································21