Serve is only one of the tennis match technologies, which only the players can control themselves without the other side of technological constraints.
发球是网球比赛中唯一由运动员自己控制而不受对方制约的技术，是网球运动员克敌制胜的有力武器。
The lot sizing problem with fuzzy customer demands and multi technological constraints was studied by taking advantage of the fuzzy set theory and the idea of tolerance.
基于模糊集理论与容差法思想 ，研究了具有模糊客户需求与多工艺约束的批量生产计划问题 ，采用遗传算法寻找优化的计划方案 。
A final reason to separate problem and solution is that such an approach provides the maximum flexibility in the changing face of technological constraints and opportunities.
原因，是这样的方法在技术限制和机会不断改变的情况下，包含了最大的灵活性。
In particular, such a document should make clear the rationale for the project, the constraints to the reengineered system, as well as the technological choices.
特别地，这样的文档应该阐明项目的基本原理、对再造工程系统的约束条件，以及技术选择。
If key patents introduce constraints that force technological innovation, why does the controversy over 3d-printing patents continue?
如果关键专利引进，迫使技术创新的限制，为什么争论的3d打印专利继续吗？
If key patents introduce constraints that force technological innovation, why does the controversy over 3d-printing patents continue?
如果关键专利引进，迫使技术创新的限制，为什么争论的3d打印专利继续吗？
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