短語詞組短語Helical array antenna 螺鏇陣列天線helical wire antenna 螺鏇線天線helical l antenna 螺鏇線天線helical beam antenna 螺鏇型定曏天線;螺鏇線定曏天線Quadrifilar helical antenna 四線螺鏇天線Printed Quadrifilar Helical Antenna 印刷四臂螺鏇天線conical helical antenna 圓錐螺鏇線天線short helical antenna 短螺鏇天線 返回 helical antenna