As an important means and a significant part of the administrative work of our Chinese government, meetings have a direct impact on the governmental work on its efficiency and effectiveness.
作为我国行政工作的重要手段和重要组成部分，行政机关会议的质量、效能的高低，直接影响到行政工作的效率和效能。
This legality stems from the necessity and efficiency of price control over economy, as well as the legality of governmental control activities.
这种合法性来源于价格管制在经济上的必要性和有效性。
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