Each addition to the development case should be balanced with the expected benefits in terms of time saving, quality gain, or providing a basis for project estimation, planning, and scope management.

向开发案例中添加的每一项元素都应该根据期望的效益进行平衡，您需要考虑的方面包括：时间节省、质量获得，或为项目评估、计划和范围管理提供的基础。

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The problems of the peculiarities of arc welding and the estimation of weld quality are discussed.

主要考虑了弧焊特性的提取以及焊接质量的估计。

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The influences of different sulfonated lignite as compatible material on quality estimation of sulfomethyl phenol formaldehyde resin(SMP) were analyzed by experiments.

实验分析了作为配伍材料的磺化褐煤对磺甲基酚醛树脂质量评价的影响。

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