「perforated check」に関連した英語例文の一覧と使い方 - Weblio英語例文検索

For an ear pressure relieving aid, a pressurized air supply mechanism which has a cavity inside is formed of an elastic material, a check valve is provided to one end, two tubes of the same length are provided to two parts at the other end, perforated caps are provided to the tip ends, and the ear pressure relieving is urged easily from both nose and ear.例文帳に追加

弾性素材で中が空洞の加圧空気供給機構を形成し、一端部に逆止弁を設け、他端の２ヶ所に同じ長さの管を２本設け、先端に穴開きキャップを設け、鼻からも耳からも手軽に耳圧抜きを促すようにしたことを特徴とする耳圧抜き補助具。 - 特許庁