Changes in demand caused by many factors, demand changes to increase the project staff, expenses and affect development, and impact of software quality, while developers and users of the partnership.

而导致需求变更的原因很多，需求变更所需要增加项目的人员、费用支出，影响项目的开发进度，影响软件的最后质量，同样影响软件开发者与系统用户之间紧密合作的关系。

youdao

Changes in demand caused by many factors, demand changes to increase the project staff, expenses and affect development, and impact of software quality, while developers and users of the partnership.

而导致需求变更的原因很多，需求变更所需要增加项目的人员、费用支出，影响项目的开发进度，影响软件的最后质量，同样影响软件开发者与系统用户之间紧密合作的关系。

youdao