Many insurance enterprises have carried out the budget control system and have obtained certain result, but quite a few of them can "t reach the expected effect."
虽然有不少保险企业集团推行了预算管理制度，取得了一定的成效，但是有相当一部分企业实施效果不理想。
According to the result, envelopes of load forecasting curve under certain confidence level can also be obtained.
基于该结果，还能求取某一置信水平下的预测负荷曲线的包络线。
The result obtained will be of a certain practical value for airplane design, especially modified version design.
所得结果对飞机设计、特别是飞机改型设计有一定实用价值。
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