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| 全断面掘进 | |||
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| 隧洞全断面掘进法 | |||
| 全断面隧道掘进 | |||
| 全断面隧道施工; 全断面隧道开挖; 全断面开挖; 隧道全面开挖; 隧道全断面掘进 (法); 全断面掘进 | |||
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| 隧洞全断面掘进法 | |||
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full-face tunnelling : 6 phrases in 2 subjects |
| Hydroelectric power stations | 3 |
| Technology | 3 |
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