经过科学设计，冷柜总高度不超过2米。
Under the scientific design, the height of congealer is not more than 2 meter.
经济效益估算：经过科学论证表明，该项目建成后将有丰厚的经济回报，利润率可达12.22%。
Estimated Economic Results: after the project is completed, its profit rate will be 12.22%.
在他们看来科学出版物需要经过的审批程序根本过于缜密而显得不切实际。
In their view the process that scientific publications go through was more rigorous than necessary.
该研究是经过美国国家科学基金会授权同意后收集数据完成的。
The research was done using data collected under a grant from the National Science Foundation.
经过30年的研究，科学家对于这两者之间的联系仍然不是很确定。
After 30 years of research, the link between the two is still imprecise.
这种做法是否经过了科学研究，我们不得而知。
It's unclear if there have been scientific studies of this practice.
终于，经过几周小心的挖掘，科学家们褪去了那些古老的尘埃。
Finally, after weeks of careful digging, the scientists peered through the ancient dust.
经过精心挑选和个人，科学训练。
Through careful selection and individual, scientific training.
科学是遵循本身规律，并且必须是经过百分之百的实践检验的。
Science is to follow the law itself, and must have been fully tested in practice.
经过一系列科学取证与分析，我们最终得出了结论。
We finally draw a conclusion through a series scientific evidence and analysis.
这一政策体系，经过民族教育政策长期变迁的实践证明是科学、正确和有效的；
The educational practice has proved that the policy system is scientific, correct and effective.
在地球的研究方面经过训练的科学家。
经过三年努力工作，他成为一位著名的科学家。
这位科学家经过长期实验才偶然发现这个问题的解决方法。
The scientist experimented for a long time before hitting upon the solution to his problem.
这位科学家经过长期实验才偶然发现这个问题的解决方法。
The scientist experimented for a long time before hitting upon the solution to his problem.
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