portal frame
| structure
| portal frame | |
| bridg.constr. | 门架; 门式框架; 桥门框架 |
| bridg.constr. од. | 桥门架 |
| nucl.pow. | 门式构架; 龙门架 |
| road.constr. од. | 门桥 |
| scient. | 桥 门架 |
| tech. | 门式钢架; 门式吊架 |
| 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 |
|
portal frame : 64 phrases in 8 subjects |
| Automobiles | 1 |
| Bridge construction | 4 |
| Business | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Technology | 53 |