短語詞組短語penetration U rate 穿透率penetration ? rate 進尺速度penetration E rate 進尺速度normalized penetration rate 標準化鉆速;標準化鉆速法penetration rate of telephone 電話普及率maximum penetration rate 最高鉆速penetration rate method 機械鉆速法liquid media penetration rate 液體介質滲透速率 返回 penetration rate