| 1. | If the site is small, it may be commanded by a gantry crane . 假如场地小,则可采用龙门式吊车进行操作。 |
| 2. | Overload protectionfor hall - gantry cranes 用于车间起重机门起重机的过载保护 |
| 3. | To be positioned and handled by hatch cover gantry crane 用舱口龙门吊来吊放它们。 |
| 4. | 2 gantry cranes of lifting weight 20 tons 起重量20吨的大型龙门吊2台。 |
| 5. | Interpretations : rules for construction of overhead and gantry cranes 说明:高架结构和龙门吊的规则 |
| 6. | Model cps4 overload protection for hall - gantry cranes cps4 Cps4型用于车间起重机门起重机的过载保护 |
| 7. | Modification of dmq540 30 gantry crane 30型门式起重机的改造 |
| 8. | Overhead and gantry cranes top running bridge , single girder , underhung hoist 桥式起重机和龙门起重机 |
| 9. | Design scheme and optimization of dam gantry crane in shenwo reservoir 参窝水库坝上门机设计方案及优化 |
| 10. | Briefly talking of common failures of gantry crane and its countermeasures 浅谈门式起重机的常见故障及排除 |