它应该增加新的，更高层次的分析，并且应该明确地指出这项工作的意义。
It should add a new, higher level of analysis, and should indicate explicitly the significance of the work.
该组包括协助更高层次业务工作的高技能员工，如技工，监督人员和分析员。
This group includes skilled staff that facilitate the work of the higher level of operations, including technicians, supervisors and analysts.
改进的原型法减少了分析的随意性，增加了初始原型的准确性和可行性，从更高层次上更好地满足了用户的要求。
The improved prototyping methods decrease analysis liberty, increase accuracy and feasibility of original prototyping, and meet the customers 'requirements in a high level.
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