transfer gantry

• 龙门起重机,输送支架

transfer gantry的用法和样例：

例句

1. This export project includes two sets of 40 ton dock container cranes and 3 sets of wheel-type gantry cranes.
   这个出口项目包括两台四十吨岸边集装箱起重机和三台轮胎式龙门起重机。
2. Integral instability of a gantry crane causes structure to lose load supporting capability.
   龙门起重机的整体失稳导致结构丧失承载能力。