horizontal tie水平拉杆horizontaladj.水平的；横的n.水平线；水平面horizontal boring machine卧式镗床horizontal control survey平面控制测量horizontal carrying angle垫纱纵角Horizontal Flight Testing水平飞行试验horizontal scroll display横卷显示horizontal blanking pulse平消隐脉冲horizontal output pentode水平输出五极管horizontal microinjection水平显微注射Horizontal electric field水平电场horizontal contour signal水平轮廓信号