объяснить технологию сварки швов длиной более 1000мм

a href=http://yachtshipyard.wordpress.com/2011/04/28/%d0%be%d0%b1%d0%b2%d0%be%d0%b4%d1%8b-%d0%bd%d0%be%d1%81%d0%b0-%d0%b8-%d0%ba%d0%be%d1%80%d0%bc%d1%8b-%d1%8f%d1%85%d1%82%d1%8b/%d0%be%d0%b1%d0%b2%d0%be%d0%b4-%d0%bd%d0%be%d1%81-%d0%ba%d0%be%d1%80%d0%bc%d0%b0-01/ rel=attachm

source