sound insulating coefficientとは 意味・読み方・使い方

To provide a polyurethane foam for a sound insulating and absorbing material good in sound absorbing coefficient especially in a high-frequency region of ≥2,000 Hz.例文帳に追加

特に２０００Ｈｚ以上の高周波数領域での吸音率が良好な、遮吸音材用ポリウレタンフォームを得る。 - 特許庁

To provide a damping material reducing low-frequency noises in a high sound absorption coefficient and a sound insulating apparatus using it.例文帳に追加

低周波騒音を高い吸音率にて低減することができる制振材料及びそれを用いた防音装置を提供する。 - 特許庁

The sound absorbing/insulating structure is characterized in that hollow capsule bodies are put in a resin base material and a core material which is movable in a hollow capsule is put in the hollow capsule and has a ≤0.5 coefficient of restitution.例文帳に追加

樹脂母材中に中空カプセル体を含有し、該中空カプセル体がその内部で可動な芯材を内包し、該芯材の反発係数が０．５以下である吸遮音構造体。 - 特許庁