下降了...

Since Mr Meles came to power, infant mortality has fallen by half, school attendance has risen dramatically and life expectancy has increased from 45 to 55 years.

自梅泽斯执政以来，婴儿死亡率下降了一半，入学率大幅度提升，人口寿命也从45岁提高到55岁。

The nutritive yolk of a meroblastic egg.

此时牧草的营养价值也下降了。

A drop of blood is placed on a microscope slide and a drop of 2 per cent sodium metabisulphite is added.

一滴血是放在显微镜幻灯片和下降了2 ％的焦亚硫酸钠是补充。

After optimization, dimensions of some structural members are improved, and the total weight of the midship section is reduced.

经过优化后，船中剖面面积下降了2.6%。

The Winter 2010 issue of NACE's Salary Survey shows the overall average offer to a bachelor's degree graduate is $48,351, down 2 percent from the average offer of $49,353 made to Class of 2009 bachelor's degree graduates.

美国大学与雇主协会发布的2010年薪酬调查表明：2009年本科毕业生的平均薪酬为$49，353，2010年则为$48，351，整体下降了2%。

While the NAR expects housing sales to drop by 6.8% for 2006, it still believes that it will remain the third-strongest year on record for sales.

而消亡预期住房销售下降了6.8%，为2006年它仍然相信它仍将是第三年度最强纪录销售。

Economist David Lereah formerly of the NAR said in August 2006 that he expects home prices to come down 5% nationally, more in some markets, less in others.

经济学家David Lereah前的全国房地产经纪人协会表示，在2006年8月，他预计，房屋价格来下降了5 ％国家，更多的在一些市场，减少在其他国家。

Prior to these three drops, nonresidential construction had been one of the economy's fastest-growing sectors.

在西部、东北部、南部、中西部四个地区之中，只有东北部的指数有所上升，其他三个地区的指数都下降了。

The amount of acreage supported by the Ogallala in six states fell from its peak in 1978 by nearly 20 percent in less than a decade; despite efforts to limit use of Ogallala water, substantial withdrawals continue.

不到十年，美国六个州內靠奥加拉拉蓄水层维持灌溉的农田英亩数，比1978年的最大值下降了近20%。尽管各州努力限制用量，该蓄水层的储量仍大幅减少。

Nearly half a century, in the world, male sperm count decreased by 4 ~ 5 as, male infertility is mainly expressed in azoospermia and oligospermia.

近半个世纪以来，在世界范围内，男性精子数下降了4～5成，男性不育主要表现为无精子及少精子。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。