常見(jiàn)例句雙語(yǔ)例句When it sailing on low speed, the principal component of wake is the frictional wake, next is the potential wake, and wave wake is very small, which can be ignored.該型船在中低速時(shí)，伴流的主要成分是摩擦伴流，其次是勢(shì)伴流，而由興波引起的伴流很小，可以忽略不計(jì)； 返回 frictional wake