 |
bottom centre
| girder
| bottom centre | |
| auto. | 下止点 |
| mech. | 下死 点 |
| girder | |
| bridg.constr. | 板梁 |
| construct. | 大 梁 |
| hydroel.st. | 梁 |
| met. | 槽钢 |
| oil | 井架横拉筋 |
| oil transp. | 梁 |
| wind. | 桁架 |
| |||
| 下死 〔止〕点 | |||
| 下死点 | |||
| |||
| 下止点 | |||
|
bottom centre : 18 phrases in 12 subjects |
| Automobiles | 2 |
| Aviation | 1 |
| Bridge construction | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Energy industry | 4 |
| Metallurgy | 3 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Skydiving | 1 |
| Technology | 1 |
| Transport | 1 |
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