We identified the most appropriate proportion of nutrients by analyzing the soil background values.

通过对土壤背景值的测定，找出最合适的营养物质配比。

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The numerical results also show that it is effective to choose appropriate proportion of amplitude for restraining the interaction of bright solitons.

数值模拟的结果还表明，选择合适的振幅比对于抑制亮孤子间的相互作用有较好的效果。

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Cement concrete, formed with cement, coarse and fine aggregates and water in appropriate proportion before a period of hardening, is a sort of stone material.

水泥混凝土是由水泥、粗集料、细集料和水按适当比例配合，经一定时间硬化而成的一种人造石材。

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At present, they can compare, for example, the proportion of graduates who find appropriate jobs for each course.

ECONOMIST: University finances

In 1983-84 only 39.2% of 17-year-olds were found to be "adept, " or at a level appropriate for their age, in reading--a smaller proportion than went on to college.

FORBES: Are We Spending Too Much On Education?