weight-balanced abutment

例句：

1. 1. The weight-balanced abutment is designedto distribute the load evenly across thebridge deck.
   这种平衡支座的设计目的是将荷载均匀地分布在桥面。
2. 2. The engineers carefully balanced the abutment toensure stability during construction.
   工程师们仔细平衡了支座以确保施工期间的稳定性。
3. 3. The weight-balanced abutment was installedto prevent the bridge from saggingunder its own weight.
   安装这种平衡支座是为了防止桥梁在自身重量下发生下沉。