hard ground
| structure
| hard ground | |
| handb. | 坚硬场地; 坚硬的场地 |
| ocean. | 硬底质; 粗糙不平底质 |
| space | 硬接地 |
| structure | |
| gymn. | 编排; 成套动作 |
| hydroel.st. | 结构物; 建筑物 |
| hydroel.st. од. | 结构; 构造; 装置 |
| met. | 机构 |
| met. од. | 组织 |
| |||
| 岩硬底 | |||
| 硬基 | |||
| 坚硬场地; 坚硬的场地 | |||
| 硬底质; 粗糙不平底质; 石质河床 | |||
| 硬接地 | |||
| 坚固地基; 硬地 (基); 硬防蚀剂; 硬底; 岩底; 坚实地基; 不整合面 | |||
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hard ground : 12 phrases in 5 subjects |
| Ecology | 1 |
| Explosives and Explosive Ordnance Disposal | 3 |
| Oil / petroleum | 1 |
| Scientific | 1 |
| Technology | 6 |