According to a series of tentative surveys and statistics, I define the standard volume of new words and its evolutionary process.

在初步调查统计的基础上，确定教材的基准生词量和渐进方式，以平均生词量作为对基准生词量的调整。

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This paper makes a tentative inquiry into the choice of standard and method about the improved strains of Tung tree and knows the proportion each property accounts for.

对油桐优树选择标准、选择方法进行了初探，得出各性状在选优中所占权重。

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