physical durable yearsとは 意味・読み方・使い方

The surface treatment using the phenolic compound to render a chemical and physical bond with metal is performed by which the supply of products having long durable years and the good electrical conductivity in addition to the corrosion resistance and high quality as notebook personal computers, cellular phones or casings of VTR cameras, etc., is made possible.例文帳に追加

また、金属と化学的、物理的結合をもたらすフェノール化合物を用いた表面処理を行なうことにより、耐用年数が長く、耐食性に加えて導電性も良好なノート型パソコンや携帯電話、或いはＶＴＲカメラの筐体等として品質の高い製品を供給し得るようにした。 - 特許庁