下降了...

The control group in acute experiments used water instead of lead acetate.

染铅组在30和60min时分别下降了59％和4l％，120min后恢复到接近正常水平。

Figure 17.11 shows that levels of volatile organic compounds,carbon monoxide,and lead are down significantly.

17.11这一指数显示出挥发性混合物，一氧化碳和铅的水平明显下降了。

And chrysler llc each reported sales drops of 19%,and ford motor co.

和克莱斯勒公布的数字，3月份它们的销售量均下降了19%，福特ford motor co。

In Shenzhen prices of new luxury apartments have fallen by up to 40%.

在深圳，新的豪华公寓的价格下降了40％。

According to Macquarie Securities, commercial, industrial and residential construction rose by more than 32% in 2007 and another 9% between January and September last year.

最糟糕的是以出口为主导的珠江三角洲，上个月深圳的经济产值比去年同期下降了18%，并且专家警告说事情还可能会更糟。

And drag the main reason for the profit is also reduced brokerage business transactions, and its third-quarter brokerage revenue fell 64.8 percent, to 1.3 billion.

并拖动的主要原因是利润也降低经纪业务的交易，其第三季度的经纪收入下降了百分之64.8，至13亿美元。

Horses are all slightly faster, slightly more maneuvrable and have slightly less charge, so they aren't as good for wading through masses of men knocking them all down, but they go faster in the open.

马匹的速度增快，也更容易操控，但撞击力稍微下降了，因此你无法像以前一样靠马匹强行撞翻/穿越大量的军队，另外，马匹们在旷野中会跑得更快。

Importantly, the need for mastectomy was reduced by 16 percent in the zoledronic acid group.

更重要的是，添加唑来膦酸治疗组的乳房切除术的需要下降了16%。

This finding is emphasized in a press release from Novartis, which states that there were 30% fewer distant recurrences with letrozole than with tamoxifen (87 vs 125 patients) and then explains that distant recurrences increase the likelihood of death from the disease."Avoiding distant metastases in early breast cancer is very important, because we know that this type of recurrence significantly worsens the prognosis for these women," Dr Mauriac is quoted as saying. Letrozole "may be beneficial in reducing early relapse," he adds.

在一项来自诺华药厂的新闻稿中强调这项发现，他们宣称使用letrozole相较於tamoxifen，发生远端转移的机率下降了30%（87位相较於125位病患），且接著解释远端再发会增加死於这个疾病的可能性；避免远端再发对早期乳癌来说是非常重要的，因为我们知道这种形式的再发显著地恶化这些妇女的预后；他附带表示，letrozole在降低早期再发上可能是具有好处的。

But does that mean that robots of this type won't be the new superior weapon, 20 years or so down the line?

但是，这是否意味着这种类型的机器人将不会被新的优异的武器， 20年来下降了线？

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。