Mass production, however, has proved elusive.
大批量生产已证明很难。
Practice has proved, can maintain long-term safe production causes major in management.
实践证明，不能长期保持安全生产的原因主要在管理。
It has been proved to be economic and practical by actual production.
经实际生产验证，具有较好的经济性和实用性。
The experiment proved the technology is practical that can be applied in production.
试验结果表明，该工艺是切实可行的，可以在生产中推广应用。
The rationality of the new process is proved by practical production.
最后通过实际生产，证明该工艺的合理性。
The die proved to be feasible in structure and high efficient in production.
经生产验证，模具结构合理、生产效率高、 经济效益显着。
After data processing and application in practical production, the method is proved to be effective.
通过数据处理以及实际生产的应用，验证了方法的有效性。
The experimental results proved the possibility of application of the technology to fruit tree production.
试验提供了该项技术在生产上应用的可能性。
The filter has been applied in production plant, which has proved its excellent property.
产品已在生产装置中运用，使用效果良好。
The above conclusion has been expounded and proved by production...
通过生产验证了上述研究结论。
The products have been proved to meet the quality requirements through production.
经过生产运用零件满足产品质量要求。
The production practice proved that good economic benefit and safety effect were obtained.
实践证明，经济效益显著，安全效果良好。
The production demonstration test in 2000-2001 had proved that the conclusion is correct.
2001年度两年的生产示范试验证明，这个结论是正确的。
It is proved that the model and algorithm can be applied to actual production.
最后，用实例说明模型和算法的有效性。
The model has been applied in production and it has been proved to be reasonable.
模型还应用于某厂方坯连铸，进行优化计算，证明模型是合理的。
The practice production has proved that the synthesizer design is reasonable and the operation…
经生产检验合成炉设计合理，操作稳定，使用寿命长。
The practice production has proved that the synthesizer design is reasonable and the operation…
经生产检验合成炉设计合理，操作稳定，使用寿命长。
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