短語詞組短語crossed -beam geometry 交叉波束幾何narrow w beam geometry 窄束幾何條件broad beam geometry 寬束幾何條件;寬射柱幾何;寬線束圖形Beam geometry optimization 束搆形優(yōu)化broad d beam geometry 寬束幾何條件fan -beam geometry 扇形投影narrow beam geometry 窄束幾何條件;細(xì)射柱幾何;窄束幾何poor geometry beam 幾何特性不良的線束 返回 beam geometry