Direct role in scientific and technological means to improve grain production and productivity.

科技手段直接作用于粮食生产将有效提高粮食产量和生产效率。

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Translation is one of the most important means of the scientific, technological and cultural exchange.

翻译是科技和跨文化交流最重要的手段之一。

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This is the result of the improvement in scientific and technological elements because of the constant absorption of various productive factors by various means.

这是各种生产要素通过各种途径不断吸纳，从而提高了科技含量的结果。

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