In connection with the rebuilding and extension work, the facade surfaces of the existing building will also be newly painted.
与扩建工程和改建工程有关的既有建筑物外墙表面也将被重新喷涂。
The system, model and operation pattern of agricultural extension affect the efficiency of agricultural extension work, and decide the success or failure of agricultural extension enterprise.
农业推广体系、模式和运作机制影响农业推广的工作效率，决定农业推广事业成败。
The significance of sheltered cultivation technology is discussed in the paper, and the main existing problems and the solving strategies are pointed out in the process of technology extension work.
论述了保护性耕作技术的重要作用，指出了目前我国保护性耕作技术推广工作中存在的问题，并提出了解决措施。
The significance of sheltered cultivation technology is discussed in the paper, and the main existing problems and the solving strategies are pointed out in the process of technology extension work.
论述了保护性耕作技术的重要作用，指出了目前我国保护性耕作技术推广工作中存在的问题，并提出了解决措施。
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