先张法预应力空心板梁在冬季施工过程中，易产生裂缝。
It is easy to bring crack that pretensioned prestressed hollow slab beam is constructed in winter.
就先张法预应力混凝土空心板梁的施工过程作了详细的介绍，对施工中存在的问题作了相应的改进措施。
The paper introduces specific construction process of pretensioning cored slab beam at some length, improves existing problems in construction.
分析后张法预应力空心板梁在施工中常遇到的问题，并提出解决这些问题的方法。
The paper puts forward the common questions of post-tensile prestressed hollow plate beam in construction, and proposes solutions to these problems.
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