horizontal aim前大灯水平照射horizontaladj.水平的；横的n.水平线；水平面Horizontal board test水平板试验horizontal efficiency水平[行]扫描效率horizontal coordinate水平坐标horizontal distortion水平变形horizontal processing水平处理horizontal attachment[医] 水平接合horizontal instrument水平基准horizontal tie-beam穿枋horizontal trajectory水平航迹horizontal innovation横向创新