The optimal scale of production is the family farm.
最佳生产规模就是家庭农场。
The optimal scale of production is the family farm.
这种生产最佳的规模是家庭农场。
Based on numerous experiments, an optimal process is arrived at. The factors are analysed which have influence on the technology of rare-earth application to suit a large scale production.
在大量试验的基础上得出了适用于大生产的最佳工艺，对稀土工艺的有关影响因素，进行了较充分的讨论。
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