It has comparatively good theoretical and practical significance to use urban land reasonably, control its use scale and to improve the efficiency.
对合理利用土地，控制城市用地规模，提高城市土地利用效率具有较好的理论和实践意义。
At present, a family enterprise has breaking through consciously the traditional model during the period of scale extending in order to have a higher efficiency based on family control.
目前的家族企业在企业规模扩大的过程中已经在有意识地突破传统的家族企业模式，使企业在保证家族控制的前提下更有效率。
Seting up automatic control network in large-scale plant can effectively upgrade the production efficiency, the transmission speed and quality of information.
在大型选煤厂中，建立自动控制网络可以有效地提高生产效率，提升信息的传递速度和传递质量。
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