gantryn.(起重的)龙门架；跨轨信号架；(火箭发射设备的)竖架gantry five-faces machining center龙门五面加工中心gantry crane with slewing man-trolley带司机小车的旋臂龙门起重机Gantry crane with self-propelled trolley自行小车门式起重机Gantry hydraulic walled-sole attaching machine龙门油压墙式压底机gantry-travelling type coordinate measuring machine移动龙门型座标测量机Gantry-moving type boring-milling machining center龙门移动式镗铣加工中心