常见例句雙語例句A corrugated conical horn antenna with high-gain and low-sidelobe feeding the paraboloidal reflector antenna to reduce the cost is designed.文中設計了一種加扼流環的圓錐喇叭來作爲拋物麪的餽源，實現低成本的高增益、低旁瓣的收發天線系統。 返回 conical reflector antenna