Building materials work: plasterboard drying, asphalt heating, concrete component maintenance.
建材工作：石膏板烘干、沥青加热、混凝土构件养护。
Aviation 3-year or 4-year college education background with no less than 3-year aircraft component maintenance experience (including no less than 2 years on Avionics component).
航空专业大专或本科学历，且不少于3年飞机附件维修经验(从事电子附件维修的时间不少于2年)。
Operators usually recognize the benefits of using these steels; however, certain characteristics of the steels are not always given proper consideration during component maintenance or overhaul.
航空公司通常只知道这些钢材的优势，然而，在部件维修或大修中并没有对钢材的特性给予足够的重视。
The decision support model for bridge component maintenance is developed on the basis of comparison of the annual average maintenance cost of bridge component among all selected maintenance schemes.
桥梁构件维护决策支持模型是基于计算桥梁构件在各可选维护方案下其状态周期内的年均维护成本的基础上建立的。
The decision support model for bridge component maintenance is developed on the basis of comparison of the annual average maintenance cost of bridge component among all selected maintenance schemes.
桥梁构件维护决策支持模型是基于计算桥梁构件在各可选维护方案下其状态周期内的年均维护成本的基础上建立的。
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