precast concrete foundation 预制混凝土基础
precast block foundation 预制砌块基础
precast pile foundation 预制桩基础
Precast concrete frame and foundation guarantee predetermined stability and accuracy.
预制的混泥土框架和基础可保证业已决定的稳固性和精确度。
Precast pile driving test is performed to investigate its possibility in gravel pile composite foundation with settling tube.
为了研究在沉管碎石桩复合地基场地中沉入预制桩的可能性，进行了预制桩沉桩试验。
Precast concrete frame and foundation guarantee predetermined stability and accuracy.
预制的混凝土框架和基础可保证已设计的稳固性和精确度。
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