单词:population mean
[化] 总体均值; 总体平均值
单词:population mean 相关文章
Lesson 9 Is It a Good Idea to Control Population Growth in the World? Text What Overpopulation Feels Like We moved slowly through the city in a taxi and entered a crowded slum district. The temperatur
Alice: Hello! Im Alice and this is 6 Minute English. Im joined today by Abdu. Hi Abdu. Abdu: Hi Alice. Alice: Today were talking about ageing populations, pensions and retirement. Im going to start by asking you Abdu what age do you expect to retire?
新编英语教程第五册unit05_2_aging_population
[00:00.00]MODULE 11 Population [00:02.09]模块十一 人口 [00:04.17]Unit 1It's the biggest cityin China. [00:06.23]第一单元它是中国最大的城市 [00:08.29]Listening and vocabulary2 Listen and choose thebest answer. [00:34.03]听力和词汇
爸爸和丹尼尔上了车,丹尼尔听见旁边的两位乘客在谈论着公交公司的事情,他们具体在谈论些什么呢?一起来看看吧。 Listen Read Learn Man: Hey, do you know the bus company network system crashed? Woman: I heard about it several days ago! Man: That is unbelie
[00:01.55]People need basic necessities [00:04.15]such as food,clothes and houses. [00:08.52]This means that more of our natural resources [00:11.87]like oil and coal are used [00:14.98]up to produce these things. [00:17.55]Also, more of our environm
[00:01.84]3 Listen and complete. [00:06.70]What have the children done for their project [00:10.30]on population? [00:11.96]Listen and complete their sentences. [00:16.14] [01:04.64]4 Listen and complete. [01:08.78]Listen and fill in the missing info
DEVELOPMENT REPORT - World Population by 2050 By Jill Moss Broadcast: Monday, August 30, 2004 This is Gwen Outen with the VOA Special English Development Report. New research shows that Earth will hav
Alice: Hello, I'm AliceFinn: And I'm Finn.Alice: And this is 6 Minute English! This week were talking about populationgrowth and the effects it might have on the world. At the moment itsestimated that there are about 7 billion people on the planet. F
[00:00.00]What are you doing?你在做什么呢? [00:02.66]I'm preparing some notes for a report called Our growing population.我正在为一篇叫作我们持续增长的人口的报告准备一些笔记。 [00:08.25]Well,we're in the right place t
China's one-child policy combined with the preference for sons has skewed the population toward males. New research showing a strong correlation between that sex imbalance and savings rates offers some unexpected insights for financial services firms
The worlds population is getting bigger and bigger. Theres a population explosion in some countries. Im not sure if this is good or bad. The Earth can only support a limited number of people. One day, the worlds population will be too big to feed eve
The worlds population is getting bigger and bigger. Theres a population explosion in some countries. Im not sure if this is good or bad. The Earth can only support a limited number of people. One day, the worlds population will be too big to feed eve
By Robert Raffaele Washington 10 July 2007 This week marks the United Nations' annual observance of World Population Day (Wednesday July 11th) -- focusing attention on issues surrounding population growth worldwide. The annual event comes on the heel
SHIJIAZHUANG, July 1(Xinhua) -- China on Sunday launched a campaign aiming to provide pension insurance to all rural residents and unemployed citizens in order to help the country cope with its aging population. We must ensure that the new pension in
2004 marks the 10th anniversary of the groundbreaking International Conference on Population and Development (ICPD) in Cairo, Egypt, in 1994. Ten years ago, on the eve of World Population Day, a new campaign was launched to raise awareness of how int
LOS ANGELES, April 27 (Xinhua) -- Air pollution poses a threat to the health of about 154 million Americans -- or more than half of the U.S. population, the American Lung Association (ALA) said on Wednesday. The air is so polluted in some areas that
据新华社报道,十二五(2011-2015)计划期末,我国人口总量将达到 13.9亿左右,城镇人口将首次超过农村人口。60岁及以上老年人口在十二五期间将年均净增800万,并在2015年突破2亿。上世纪8
By Jim Teeple Jerusalem 11 February 2008 For the first time in a decade there is a new accurate census of Palestinians living in the West Bank, the Gaza Strip and East Jerusalem. VOA's Jim Teeple has details from our Jerusalem Bureau. The new census
Statistics New Zealand collects population numbers every year from 1st October to the end of September. The latest figures show that New Zealands population on September 30th was 4,414,400. This is equal to 0.06% of the worlds population. We have 33,