短語詞組短語synchronous focusing optical lens 同步聚焦光學頭focusing objective lens 聚焦物鏡focusing mount lens 聚焦透鏡Automatic focusing zoom lens mounting 發(fā)明名稱spot -focusing horn lens antenna 點聚焦透鏡天線focusing lens antenna 聚焦透鏡天線magnetostatic focusing lens 靜磁聚焦透鏡;靜磁會聚透鏡 返回 focusing lens