horizontaladj.水平的；横的n.水平线；水平面horizontal seam水平矿层,水平层,水平缝horizontal cast卧式horizontal kier卧式煮炼锅horizontal axisn.水平轴horizontal city水平式城市Horizontal Bone横骨horizontal reel卧式卷取机horizontal gear平齿轮horizontal slip水平滑动horizontal pipe水平管