Lightweight development must be more disciplined than other techniques, but the discipline comes from different sources.
轻量级开发必须比其他技术更加注意规范，但这种规范源于不同方面。
New product development must be pursued in a correct way from the beginning to win the market competition. Then, product design planning becomes obviously important.
新产品要在市场竞争中获得成功，必须让产品开发从一开始就走在正确的方向上，那么产品设计企划工作就显得尤为重要。
Tourism product development must rely on resources and satisfy the need of market.
旅游产品开发是以资源为基础，市场为导向的。
If all of them are designed and realized repeatedly, the efficiency of project development must be depressed.
对这些子系统进行重复的设计和实现显然会降低工程的开发效率。
The understanding of the reservoir is not constantly unchanged during the process of oilfield exploration, so the status of reservoir development must be recognized.
油田开发过程中，对油藏的认识不是一成不变，也不可能一劳永逸，需要不断地对油层发育状况进行再认识。
I continue to believe in the idea that development must be planned to minimize impacts in environmentally sensitive areas.
我相信任何人为的开发利用都必须秉持对环境冲击降到最低为原则。
Therefore, web course design and development must be based on modern educational theory and the theory of instruction design.
因此网络课程的设计开发离不开现代教育思想、教育理论、学习理论、教学设计理论等方面的理论指导。
To change this situation essentially, the management of new products development must be reconsidered. The thought and method of modern project management show probability for the change.
要从根本上改变这种状况，就必须重新审视新产品开发的管理工作，现代项目管理思想和方法为改变这些问题提供了可能性。
To change this situation essentially, the management of new products development must be reconsidered. The thought and method of modern project management show probability for the change.
要从根本上改变这种状况，就必须重新审视新产品开发的管理工作，现代项目管理思想和方法为改变这些问题提供了可能性。
应用推荐