问:哪里下载ISO 12215-7 2020 Small craft — Hull construction and scantlings — Part 7 Determination of loads for multihulls and of their local scantlings using ISO 12215-5答:请联系微信:siduwenku
ISO 12215-7 2020 Small craft — Hull construction and scantlings — Part 7 Determination of loads for multihulls and of their local scantlings using ISO 12215-5