该项目建设费用少、效益高、省时省力，节水节能效益显著，符合广大农民的实际需要，在山地丘陵区具有非常广阔的发展前景。
This project can cost less, effective, and save time and effort, save water and energy efficiency significantly. It can fit the actual needs of farmers in the hilly area and has a very bright future.
摘要：随着人工价格不断上涨，人工费用已成为建设项目价格确定与控制的关键。
Abstract: With rising of the labor price, labor cost has become the key to determine and control the construction cost.
没有用掉的不可预见费用在工程末期可以退回业主方，或者用于项目新增部分的建设。
Contingent amounts not spent for construction can be released near the end of construction to the owner or to add additional project elements.
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