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| 侵蚀砾面; 侵蚀砾幕 | |||
| 防侵蚀砾层; 防侵蚀覆盖层 | |||
| 防冲刷铺砌层; 护坡 | |||
| 浸蚀砾幕; 护堆; 防冲刷铺砌层; 防冲护坡 | |||
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erosion pavement : 1 phrase in 1 subject |
| Bridge construction | 1 |
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