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| Russian | English |
| детализированные проектно-конструкторские и технологические проработки проекта | detailed engineering and design (Dashout) |
| концептуальная проработка проекта | concept study (Concept study is the phase of project planning that includes producing ideas and taking into account the pros and cons of implementing those ideas. This stage of a project is done to minimize the likelihood of error, manage costs, assess risks, and evaluate the potential success of the intended project. Kenny Gray) |