社会关系的数量研究。
湿地稻-鸭复合系统土壤中甲烷细菌数量研究。
The study on the amounts of methanogens in the soil of rice-duck complex ecosystem of wetland.
意外发生时，考察队伍正在南非开普海岸莫塞尔湾海豹岛附近进行鲨鱼种群数量研究。
The incident occurred while the research team was conducting a shark population study off Seal Island, near Mossel Bay, on South Africa's Cape coast.
据全球首个世界蛇类数量研究项目发现，在联合王国、法国、意大利和尼日利亚，从1998到2002年间的蛇类数目已经下降了十七分之十一。
The world's first global study on snake populations revealed that 11 of 17 snake populations in the United Kingdom, France, Italy, and Nigeria plummeted between 1998 to 2002.
本文对传统粪便学在有蹄类动物数量研究中的应用加以总结，并结合国内外研究现状对分子粪便学在这一领域内的可靠性、局限性及应用前景做了概述。
Traditional applications of pellet group counting methods have been summarized and molecular scatology is analyzed of reliability and limitation. Suggestions for future research are also made.
一项有关电脑键盘上细菌数量的最新研究称，以后捡起落在键盘上的食物碎屑往嘴里塞之前可得想好了。
Think twice before eating those dropped crumbs off your computer keyboard, according to a new study on the amount of germs on keyboards.
根据一项新的研究，主流杂志上带有绿色信息的广告数量从1987年开始上升，并在2008年达到10.4％的峰值。
According to a new study, the number of advertisements with green messages in mainstream magazines has risen since 1987, and peaked in 2008 at 10.4%.
但是这项研究调查的其中一项内容是被浪费的牛奶和苏打饮料的数量，我认为这方面可能是它独有的。
But one thing the study did investigate was the amount of milk and soda drinks that were wasted, and I think it was probably quite unique in that respect.
致力于分享健康问题建议的社交网站的数量也在大幅增加，但目前还没有研究证实这些建议的可靠性。
There's also been a great increase in the number of networking sites devoted to sharing advice on health issues but there are as yet no studies to prove the reliability of that advice.
其他研究表明，更大的刺激不仅会影响大脑的大小，还会增加神经细胞之间连接的数量。
Other studies have shown that greater stimulation not only affects the size of the brain but also increase the number of connections between the nerve cells.
在测试注意力的研究中，显示有益的研究数量与未发现有益的研究数量完全相同。
Looking at studies that tested concentration, the number of studies showing a benefit was exactly the same as the number that found no benefit.
该研究还表明，与目前允许的移民数量相比，多数国家可以接纳更多的移民。
The study also suggests that most countries could handle more immigration than they currently allow.
然而，我的研究表明，他们捕捞的鱼少是因为鱼的数量少，而不是因为他们在试图保护鱼。
However, my studies indicate that they took fewer fish because there were fewer fish to catch, not because they were trying to preserve fishes.
1月在美国杂志《科学》上发表的一项研究发现，在过去8至15年间，几乎所有有记录的鲨鱼种类的数量都减少了一半。
A study, published in January in the US magazine, Science, found that almost all recorded shark species have fallen by half in the past 8 to 15 years.
美国研究人员私下抱怨预算受到限制，且破冰船的数量也远远少于俄罗斯，这限制了美国在南极的活动范围。
US researchers quietly complain about budget restraints and having far fewer icebreakers than Russia, limiting the reach of the United States in Antarctica.
这批数量巨大的档案的1/4都已编了索引，可供研究者查阅。
A quarter of this vast archive has been indexed and made accessible to researchers.
最近一项研究发现，过去两年中，装有家用高速网络的美国人数量实际上有所下降，有15%的人认为自己是“掐线者”。
A recent study found that the number of Americans with high-speed Internet at home today actually fell during the last two years, and 15% of people now consider themselves to be "cord-cutters".
他们引用了今年早些时候的一项研究，这项研究面向249对父母及其孩子进行，其中希望对父母分享的内容进行规定的孩子数量是父母的两倍。
They cited a study presented earlier this year of 249 pairs of parents and their children in which twice as many children as parents wanted rules on what parents could share.
它使用定量数据和数学模型作为分析工具，研究这些物体在过去、现在和未来的数量。
It studies these populations, in the past, present and future, using quantitative data and mathematical models as tools of analysis.
好的一面是，我们在所有关于起因的研究中，发现了一些关于海星数量如何影响珊瑚礁多样性的内容。
On the bright side, in all the research being done on causes, we have discovered something related to how starfish populations might affect coral reef diversity.
政策研究机构发现，把是否超出这一绝对衡量标准的经济需求考虑在内，则穷人或低收入人群数量达1.4亿人。
Taking into account economic need beyond that absolute measure, the Institute for Policy Studies found that140 million people are poor or low-income.
由于大部分有关其生活范围的研究还很少，所以很难统计出全球北极能的数量。
It is difficult to figure out a global population of polar bears as much of the range has been poorly studied.
据《自然气候变化》的一项研究显示，到2080年，几乎大多数北极熊的数量都将急剧减少。
According to a study in Nature Climate Change, the number of most polar bears will fall rapidly by 2080.
德克萨斯农工大学交通研究所的研究工程师凯文·鲍克说，虽然智能交通灯对一些城市特别有帮助，但有些城市太拥挤了，只有大幅减少道路上的汽车数量才能有效改变拥堵的局面。
Kevin Balke, a research engineer at the Texas A&M University Transportation Institute, says that while smart lights can be particularly beneficial for some cities, others are so jammed that only a sharp reduction in the number of cars on the road will make a meaningful difference.
研究小组发现雌激素和化学药品能引起乳腺球数量增加和体积增大。
The team found that estrogen and the chemicals caused the mammospheres to increase in numbers and size.
关于通知的影响，目前已经有相当数量的研究了。
There has been a considerable amount of research into the effects of notifications.
根据研究中获取的麻疹病例数量和病死人数，我们计算了研究期间和2004年尼泊尔所有地区的麻疹病例数和病死人数。
From the number of measles cases and deaths found in the study we calculated the total number of measles cases and deaths for all of Nepal during the study period and in 2004.
这里需要做出一个明白无误地警告：科学研究的数量不能与质量相等同。
An obvious word of warning needs to be made here: quantity is not the same as quality.
信息先前有研究报告的数量要低得多。
Previous studies of information have reported much lower quantities.
大制药公司酝酿中的高效药物少之又少，他们还在削减研究部门的数量。
The big pharmaceutical companies have very few blockbuster drugs in the pipeline. They are slashing their research departments.
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