When fitted with an ottertrawl, invented in 1892, it enabled fishermen to haul in six times the catch of a sailing ship.
当1892年发明的网板拖网被安装上时，它使捕鱼者能够拖动六倍于被帆船捕捉的捕获物。
2
In order to understand the effect degrees produced by different factors on the fishing capacity of ottertrawl, we employed 12 factors in factor analysis.