They find that on between 24% and 39% of all harvested areas, the improvement in yields that took place before the 1980s slowed down in the 1990s and 2000s.
他们发现，20世纪80年代之前的产量增长速度在20世纪90年代和21世纪有所放缓，这占据了作物收割面积的24%至39%。
This reduced the total number of servers from 39 to 14 and provided a highly available and load-balanced environment for all users.
这样服务器的总数从39个减少到14个，并为所有用户提供了一个高可用性且负载均衡的环境。
Thirty-nine percent (39%) of all votershave a favorable opinion of Paul, while 30% view him unfavorably.
所有的选民中，39%的人给了保罗好评，而30%的人给了差评。
Researchers now show that a diet high in vegetables and fruits can reduce the risk of death from all causes by up to 39%.
研究者现在发现富含蔬菜和水果的饮食能降低39%任何死亡风险。
Once in our coveted position we asked about a dish that we saw was on all the tables, twice-fried fish topped with tofu in sweet-salty sauce (RMB 39).
我们早就垂涎欲滴了。我们先点了一个周围桌子上看到都有的菜肴，红烧豆腐小黄鱼(39元)。
Paleontologists found that amongst the 39 million year old fossils there were three distinct families of anthropoid primates, all of whom lived in the area at approximately the same time.
古生物学家发现，在这些三千九百万年前的古老化石中，有三个特征不同的类人猿家族，它们都在同一时期生活在这一地区。
The onshore portion of the industry has been growing healthily in recent years, with more than 10, 000 MW of wind power added last year alone, representing 39% of all new U.S. power generation.
美国这几年陆基风能的份额一直在稳步增长，仅去年一年就增加了一千万千瓦的风电站，这占了美国全部新发电量的39%。
Run the job after setting up all the stages, and you should be able to see a successful view like Figure 39.
在设置所有stage之后，运行任务，应该可以看到如图39所示的一个成功视图。
Another new accessory is a $39 HDMI video-out cable that's capable of 1080p video mirroring. The cable works with all iPad apps, Jobs said, and it'll charge your iPad when plugged into a power source.
另一款新的配件是售价39美元的支持1080p的HDMI视频输出线，适用于所有的IPad应用程序，乔布斯说，而且连上电源以后还可以给IPad充电。
A study involving nearly 39, 000 women has found multivitamins, vitamin B, folic acid, iron, magnesium and copper all increased the statistical risk of premature death.
一项针对近3.9万名女性的研究发现，从统计数据来看，多种维生素制剂、B族维生素、叶酸、以及铁、镁、铜等矿物元素都会增加过早死亡的风险。
In line 19-39 you see all the classes used in the application.
在第19 - 39行中，您看到了该应用程序中所使用的所有类。
The firm, which sent 39 lawyers and 13 paralegals into court battles all over the state, is one of a dozen that have so far been stiffed.
他的公司将39名律师和13名律师助手派往全州各地参与法庭辩论，现在和其他十几家公司一样没有收到劳务费。
Only 39 percent of healthy people associated their mood with a color at all.
只有39%的健康人群选择单一一种颜色来代表自己的心情。
Among female lawyers, the average age of first pregnancy was 39, "reflecting the all-or-nothing pressure that the sector places on individuals", she said.
她说，女律师首次怀孕的平均年龄为39岁，“这反映了这个行业对从业者的压力是一种极端的状况，要么压力很大，要么没有压力。”
According to National Climatic Data Center, Punxsutawney Phil, the most famous of all the groundhog Day groundhogs, isn't very good at his job, having picked correctly only 39 percent of the time.
根据国家气象学数据中心的数据，在土拨鼠日最著名的地方，普克·托尼·克菲尔，土拨鼠并不擅长它的工作，准确捕捉的能力只占到39%。
Case fatality was high in all age groups but was highest in persons aged 10 to 39 years.
病死率在所有年龄组中均高，但是在10至39岁的人中最高。
A 66-year-old man in India's remote northeast has 39 wives, 94 children and 33 grandchildren, all living under one roof.
印度东北部一个偏远地区有一位66岁男子，他共有39位妻子、94名儿女和33个孙子女，所有人都生活在一起。
Only 20 domains capture a whopping 39% of all our time spent online.
仅仅20个网站就消耗了美国用户的39%的上网时间。
Apart from the 39-year-old fatal case, all test results were negative.
除该名39岁男子的死亡病例外，其余化验结果均为阴性。
Named Peach, the airline is scheduled to begin operations in March and will be 39 percent owned by All Nippon Airways of Japan.
取名为桃红色，这家航空公司计划于3月开始运营，其中39%的股权将为全日空所有。
Further, wind power accounted for 39% of all new power generating capacity in the U.S. last year.
另外，去年风能发电占据了美国新能源发电能力的39%。
Yet even this represented an improvement on the Stygian depths of minus 39 last July, an all-time low since the index started in 1974, or the minus 37 recorded in January 2009.
但纵然如此，比之于1974年指数有史以来的最低点――去年7月的-39，或2009年1月的-37，可谓进步。
I think the easiest barcode to use is code 39, all it requires is an asterisk before and after any text you want to convert to a barcode.
我认为，最容易使用的条形码是39码，所有它需要是一个星号之前和之后的任何文字，您要转换成条码。
Each ticket contained eight tic-tac-toe boards, and each space on those boards-72 in all-contained an exposed number from 1 to 39.
每张彩票包含了8个井字牌，这些牌上的每个空格——总共72个——里面都有一个从1到39的数字。
Article 39 all fees collected by Chinese-foreign cooperatively-run schools shall be mainly used for educational and teaching activities and for improving the conditions of school operation.
第三十九条中外合作办学机构收取的费用应当主要用于教育教学活动和改善办学条件。
It is especially strong on the wholesale side, accounting for 24% of the world's exports of financial services (against 39% for all of America), according to the City of London Corporation.
它在批发金融领域优势显著，据伦敦金融城公司(Cityof London Corporation)的统计，伦敦占有全球金融服务出口额的24%(相比之下整个美国只占到39%)。
Almost all the 39 countries which have suffered civil wars since 2000 also had one in the previous three decades-something that was true of far fewer in the 1960s.
在2000年以来经历过内战的39个国家中，几乎全都在此前30年中发生过另一场内战——在上世纪60年代，这种现象的比例要低上许多。
Almost all the 39 countries which have suffered civil wars since 2000 also had one in the previous three decades-something that was true of far fewer in the 1960s.
在2000年以来经历过内战的39个国家中，几乎全都在此前30年中发生过另一场内战——在上世纪60年代，这种现象的比例要低上许多。
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