采用移动模架方法造梁，若移动模架的主梁在待制箱梁下方，借助已成箱梁和桥墩移位的为()移动模架。_铁路工程_全学科试题题库

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采用移动模架方法造梁，若移动模架的主梁在待制箱梁下方，借助已成箱梁和桥墩移位的为()移动模架。
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