英语词汇“transportation by sea”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	transportation by sea
释义	transportation by sea 水上运输
随便看	nonnegative constraint non-negative definite nonnegative definite nonnegative definite form nonnegative definite matrix non-negative definite quadratic estimate nonnegative form nonnegative function nonnegative integer nonnegative integers non negative integral form nonnegative integral form nonnegatively nonnegative matrix non-negative matrix nonnegative matrix number non-negative number nonnegative number non-negative operator nonnegative operator non negative operator nonnegative quadrant nonnegative real number nonnegative restriction non-negatives 襬襭襮襯襰襱襲襳襴襵风磨铜顶子风神风笙风笛风筒风筝风箱风篷风级风纪