The basic requirement, craft process, and economic benefit adopting the concrete transport pump in construction have been stated in this paper.
浅谈在施工中，采用混凝土输送泵的基本要求，工艺流程及经济效益。
As key parts of the blast furnace, the bottom and hearth are characterized by complicated laying technique and construction process with high quality indices and strict design requirement.
炉底、炉缸是高炉的关键部位，砌筑技术及施工工艺比较复杂，质量指标和设计要求较高。
For HMA's requirement of high temperature, asphalt and aggregate need to be heated to high level in the process of construction.
HMA的拌和与施工温度要求很高，在生产过程中需要将沥青和集料加热到很高的温度。
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