obeliaとは 意味・読み方・使い方

To provide a practical underwater antipollution agent improved in preservation stability and having low toxicity and a little fear of environmental pollution to aquatic pollution lives such as coelenterates such as hydrozoan and obelia, shellfishes and tubicolous polychaete adhered on a fixed shore net, a fishing net for culturing and a bottom of a ship and an active ingredient therefor.例文帳に追加

定置網、養殖用漁網、船舶の船底に付着するヒドロ虫、オベリアなどの腔腸動物および貝類や管棲多毛類などの水棲汚損生物に対し、保存安定性が改善され、かつ低毒性で環境汚染の恐れが少ない実用的な水中防汚剤およびその有効成分の提供。 - 特許庁