self-propelled gantry manure crane

例句：

1. 1. This self-propelled gantry crane is capable of lifting heavy loads and moving them to different locations.
   这台自推进式龙门起重机能够举起重物并将其移动到不同的位置。
2. 2. The self-propelled gantry crane is used for loading and unloading cargo on the construction site.
   自推进式龙门起重机用于工地上装卸货物。
3. 3. The self-propelled gantry crane has a long history and is widely used in various industries.
   自推进式龙门起重机有着悠久的历史，广泛应用于各个行业。