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rock facing | |||
rockfill slope protection; rockfill riprap | |||
protective pitching; rock-filled slope protection; rock filling facing; rock-fill revetment; rock-fill riprap |
堆 石护坡 : 7 phrases in 4 subjects |
Architecture | 1 |
Electronics | 1 |
Hydroelectric power stations | 2 |
Technology | 3 |