physically-foamed insulation的用法和樣例：
例句
- This is particularly true with high-frequency spark testers that should not be used with foamed insulation.
因此高頻火花機不被應用於發泡絕緣是非常正確的。 - Our corporation has the leading manufactory technique of broadband and low VSWR for the PE foamed insulated coaxial cables.
公司具有領先的聚乙烯發泡絕緣同軸電纜的寬頻低駐波比製造技術。
