This paper firstly conducted functional needs analysis for semantic modeling in virtual assembly operations, and then put forward the definition of assembly semantics.
首先对交互虚拟装配操作中语义建模的功能需求进行了分析，在此基础上提出装配语义的定义。
The auditor needs to determine that the hazard analysis is being conducted with the necessary rigour.
审核员需确定危害分析是否在严格程序下实施的。
Have you conducted a thorough needs assessment and learner analysis?
你是否成功进行了需求分析及学员分析？
In Study 2, an organizational competency-based training needs analysis was conducted.
研究二是培训需求的组织胜任力分析研究。
The management of the laboratory research conducted a needs analysis, access to basic information system database;
对该实验室的管理工作进行了需求调研分析，获取系统数据库的基础信息；
The management of the laboratory research conducted a needs analysis, access to basic information system database;
对该实验室的管理工作进行了需求调研分析，获取系统数据库的基础信息；
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