In recent years, the death rate among American centenarians—people who have lived to age 100 or older—has decreased, dropping 14% for women and 20% for men from 2008 to 2014.

a high/low death rate

高 / 低死亡率

Death rates from heart disease have risen considerably in recent years.

近年来心脏病的死亡率大大上升了。

Different tax rates were applied to different kinds of land according to their fertility.

对不同种类的土地,按照它们肥沃的程度采用不同的税率.

Retailers still stewed about the taxibility of a number of items.

零售商仍在为一部分商品的税率而发愁.

Because it is in an enterprise zone, taxes on non-food items are 3.5% instead of the usual 7%.

因为是在创业园区，非食品类产品的税率是3.5%，而不是通常的7%。

Would you please tell me the current exchange rate?

请问现在美元与港币的兑换率是多少?

The exchange rate is in our favour today, ie will benefit us when we change money.

今天的兑换率对我们有利.

What's the rate between dollars and pounds today?

今天美元和英镑间的兑换率是多少?

The rates against US dollars are increasing recently.

对美元的兑换率最近正在上升.

Use the current exchange rate which you obtain in almost any newspaper.

使用几乎从任何报纸上查到的现行兑换率.

I'd like to know the exchange rate for German marks.

我想知道德国马克的兑换率.

The outdoor model is helpful to camouflage screen design and camouflage efficiency predicting.

野外使用模型可作为伪装遮障表面发射率设计和伪装效果预估的参考.

They also have the highest and most stable electron emissions rate recorded , researchers say.

研究人员称,它们还拥有记录到的最高和最稳定的电子发射率.

The relationship between eight emissivities of glass batch and temperature is measured.

测定八种玻璃配合料的发射率与温度之间的关系.

The measuring method of emissivities for glass batch is researched.

研究玻璃配合料发射率的测定方法.

And capital with the decline in prices, and bond yields.

和资金价格一起下降的, 还有债券的收益率.

In this paper the return and risk of portfolio are analyzed.

文章首先分析了组合证券投资的收益率和风险.

Yield spreads against Germany, the euro zone's benchmark economy, could also widen.

相对于欧元区基准经济体德国的收益率利差也可能扩大.

But floating rates eventually prevailed, particularly for the major currencies of the dollar, yen and D-mark.

但最终还是浮动汇率占据上风, 尤其是对像美元 、 日元和德国马克这种主要货币来说.

Some investors expect that China will have to float currency soon.

一些投资者预期中国将必须改采浮动汇率.