- trench depth
- 沟槽: ditch; slot; trench; depress ...
- 敷设: lay; rough in
- 木制线槽敷设工程: wooden raceway work; wooden receway work; woodenracewaywork
- 沟槽: ditch; slot; trench; depression; gap; rut; riffle; recess; furrow; plow groove; [军事] cannelure◇沟槽刨 dado plane; trenching plane; 沟槽坡度 trench slope
- 敷设: lay; rough in 敷设铁轨 lay a railway track; 敷设电缆 cabling; laying of cable; 敷设管道 roughing-in; 敷设线路 laying-out
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