Secondly, the rate of contribution by the science & technology is low;

第二，我国现阶段科技进步贡献率较低；

youdao

The results showed that the rate of contribution of available Fe to yield of cucumber was the biggest of factors(0.7861), the following is available P(-0.2865).

结果表明：各土壤因素中以有效铁含量对黄瓜产量的贡献率最大，为0.7861； 速效磷含量的贡献率次之，为-0.2865。

youdao

In later years, an increase in the death rate probably made a contribution to further declines in prevalence, while the number of new infections remained more or less unchanged.

在接下来的几年里，死亡率的升高更进一步降低了艾滋病的流行，但新增感染人数变化不大。

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The government wants to cap overall employer contributions to the civil service scheme at a maximum of 20%, just slightly more than the current average contribution rate of 19.4%.

BBC: NEWS | Business | Civil service pension reforms due

As the new scheme will be cheaper to finance, the employer's contribution rate should decline steadily to 18.1% of the civil service salary bill as its membership builds up.

BBC: NEWS | Business | Civil service pension reforms due

For example if your company supports a disaster recovery effort, the company may increase the maximum contribution, or match at a higher rate for the duration of the campaign.

FORBES: Got Compassionate Corporatism?