There are, at present, three difficulties in western countrysides, such as short of funds, great difficulty in construction and long time limit for a project.
阐述了目前西部农村建桥的三大困难：建桥资金缺、施工难度大、建设工期长；
Advanced construction methods are propitious to improve quality and security of construction, shorten the time limit for a project, lower the cost of construction.
先进的施工方法有利于提高结构的施工质量和安全性，并可有效的缩短工期和降低施工成本。
The construction measure can ensure construction quality, short the time limit for a project, decrease the cost of construction and insure construction safety.
这种施工方法保证了施工质量，缩短了施工工期，降低了施工成本，做到了施工安全。
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