例句與造句

1. Today, taller retaining walls are increasingly built as composite gravity walls such as : geosynthetic or steel-reinforced backfill soil with precast facing; gabions ( stacked steel wire baskets filled with rocks ), crib walls ( cells built up log cabin style from precast concrete or timber and filled with soil or free draining gravel ) or soil-nailed walls ( soil reinforced in place with steel and concrete rods ).
2. Today, taller retaining walls are increasingly built as composite gravity walls such as : geosynthetics such as geocell cellular confinement earth retention or with precast facing; gabions ( stacked steel wire baskets filled with rocks ); crib walls ( cells built up log cabin style from precast concrete or timber and filled with granular material ); or soil-nailed walls ( soil reinforced in place with steel and concrete rods ).
3. It's difficult to find composite gravity in a sentence. 用composite gravity造句挺難的