... slab door 板门 slab culvert 板涵 slabbing cut 三发板式开断法 ...
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短语
盖板涵
cover culvert
平板涵
slab culvert
波形钢板涵
YTHG
预制混凝土涵盖板
Precast Concrete cover slab
涵洞盖板
culvert cover
波纹钢板桥涵
Corrugated Steel Bridge and Culvert Structure
涵顶板
culvert top slab
涵洞顶板
culvert top slab
按摩床涵盖板
Massage bed cover sheets