可调高度的支座材料是混凝土墩。
The supports which are height adjustable are anchored to concrete pier foundations.
这些塔楼耸立在一个混凝土墩座上。
论述了混凝土墩台裂缝的各种成因，并提出了维修加固的方法。
The paper discusses variety of causes for concrete pier base cracks and puts forward solving methods for maintenance and reinforcement.
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