有效面积的英文

“有效面积”对应的英文单词有：useful area、effective area、active area、clear opening ，一共4个，具体意思及用法如下：

useful area有效断面，有效面积

effective area有效面积

active area活动面积，有效面积

clear opening净空；净孔；（涵管等的）有效截面；净宽

天线有效面积[电讯] antenna effective area;effective area of antenna;effective antenna area;capture area of antenna

仓储有效面积effective area of stock

活塞有效面积effective cross-area of piston

炉底有效面积active furnace area

大有效面积光large effective area fiber

大有效面积光纤large effective-area fiber;LEAF

天线的有效面积Effective area of an antenna

有效面积变化特性characteristic of effective area variation;behavior of effective area

库场有效面积[水运] effective storage space