分层多级抽样

今天我们要学的词组是set the stage。 Set the stage的意思是为某件事做好准备,提供条件。比如,希拉里.克林顿06年再次当选参议员,为她08年竞选总统提供了条件 -- The reelection set stage for her pres

发表于:2018-12-30 / 阅读(132) / 评论(0) 分类 英语每日一词

Unit 39 Multigenerational Families in America Today, there are almost four million American multigenerational households (three or more generations living together) according to the new census data. Most multigenerational families fall into one of tw

发表于:2018-12-30 / 阅读(137) / 评论(0) 分类 英语流行话题阅读:语境识词4500

QC procedure 品管流程 What issues do we need to address to work out new QC procedures? 在制定新品管流程之前,有哪些問題必須先處理? quality standard 品質標準 This year, Metro Factory experienced a noticeable decline in q

发表于:2018-12-31 / 阅读(179) / 评论(0) 分类 商务英语必备1000字

听广告学英语:RICHON Aficio Digital Multi-function System理光数码多功能系统 原文:Mary:Everybody calls me a multi-function secretary. One of her bosses (gives her a pad of paper):Mary, pick up this. Mary:Because I have to serve several bosses. Anothe

发表于:2019-01-02 / 阅读(240) / 评论(0) 分类 听广告学英语

1.audit 审计 2.attestation 鉴证 3.credibility 可信赖程度 4.audit of financial statements 财务报表审计 5.agreed-upon procedures 执行商定程序 6.high levels of assurance 高水平保证 7.compilation 编制 8.reliability 可靠性 9

发表于:2019-01-03 / 阅读(175) / 评论(0) 分类 财会英语

CAIRO, Dec. 15 (Xinhua) -- The first stage of the referendum of Egypt's draft constitution ended Saturday night at 11:00 p.m. local time (2100 GMT). Due to the high turnout, the closing time of the referendum was extended from 7:00 p.m. local time (1

发表于:2019-01-08 / 阅读(128) / 评论(0) 分类 英语新闻

Multi-Site Megachurches Multiply in America Many young Evangelical Protestant Christians shun the expansive form of worship that drew their parents to so-called megachurches and opt instead for a more intimate religious experience. But one congregati

发表于:2019-01-14 / 阅读(165) / 评论(0) 分类 VOA标准英语2011年(十月)

嫦娥二号 Chang'e-2(moon probe) 神舟七号 Shenzhou VII (spacecraft) 载人飞船 manned spaceship/ spacecraft 载人航天 manned space flight 多人多天太空飞行 multi-manned and multi-day space flight 载人航天计划 manned space

发表于:2019-01-17 / 阅读(110) / 评论(0) 分类 阅读空间

有关航空航天英语词汇 神舟七号 Shenzhou VII (spacecraft) 载人飞船 manned spaceship/ spacecraft 载人航天 manned space flight 多人多天太空飞行 multi-manned and multi-day space flight 载人航天计划 manned space program 航

发表于:2019-01-17 / 阅读(130) / 评论(0) 分类 实用英语

The new Race Relations Report 2007 shows that New Zealand is becoming more multi-cultural and we are also feeling more comfortable about immigrants from different ethnic backgrounds. Maoris represent about 15% of the population, Asians nearly 7% and

发表于:2019-01-20 / 阅读(140) / 评论(0) 分类 新西兰英语

1.Bending 弯曲 A: What kind of parts do you usually need to bend? B: Tubular parts or stampings. A:什么样的零件一般需要进行弯曲加工? B:管状零件或冲压件。 2.Cycle time 工作周期 A: What is the cycle time of the injection molding machine? B: Three

发表于:2019-01-21 / 阅读(109) / 评论(0) 分类 天天商务口语

发表于:2019-02-01 / 阅读(152) / 评论(0) 分类 财会英语

low Earth orbit 近地轨道 lunar module 登月舱 lunar rover 月球车 main landing field/ primary landing site 主着陆场 manned space 载人航天计划 manned space flight 载人航天 manned spaceship/ spacecraft 载人飞船 Milky Way 银河系

发表于:2019-02-03 / 阅读(126) / 评论(0) 分类 英文语法词汇

MADRID, Aug. 27 (Xinhua) -- Joaquin Rodriguez won his second stage of this season's Vuelta de Espana (Tour of Spain) cycle race, which finished in the town of el Escorial on Saturday. Rodriguez was the strongest finisher on the steep ramp at the end

发表于:2019-02-08 / 阅读(142) / 评论(0) 分类 英语新闻

The proposal to have physicians practicing at multiple sites in China was conceived in 2009. It's regarded as a progressive move to meet the growing demand for medical treatment in rural areas. But while the idea might be sound in theory, it's expect

发表于:2019-02-09 / 阅读(183) / 评论(0) 分类 cctv9英语新闻2016年

It's a stat that gets bounced around as e-mail-forward wisdom: men think about sex every seven seconds. Even when the idea lacks this mythical specificity and grandiosity (that's 7,200 times a day!), the idea that men think about sex basically all th

发表于:2019-02-17 / 阅读(120) / 评论(0) 分类 阅读空间

natality 生育 fertility 生育率 fecundity 生育能力 birth rate, natality rate 出生率 births 出生人数 parity 胎次 premature birth 早产 life birth 活产 stillbirth 死产 birth peaks 出生高峰 mortality 死亡 mortality rate 死亡率

发表于:2019-02-18 / 阅读(136) / 评论(0) 分类 实用英语

left-skewed 左偏 negative-skewed 负偏 right-skewed 右偏 positive-skewed 正偏 contingency table 列联表 sampling distribution (of a statistic)(某个统计量的) 抽样分布point estimate 点估计值 point estimator 点估计式 unbiased

发表于:2019-02-18 / 阅读(129) / 评论(0) 分类 英语口译

Its almost common for a video game nowadays to have several different endings depending on the players choices during gameplay. 眼下,电子游戏厂商们大都会根据玩家喜好在游戏中设置一系列开放式的结局。 Now, these multi

发表于:2019-02-21 / 阅读(160) / 评论(0) 分类 中英双语新闻

The proposal to have physicians practicing at multiple sites in China was conceived in 2009. It's regarded as a progressive move to meet the growing demand for medical treatment in rural areas. But while the idea might be sound in theory, it's expect

发表于:2019-02-25 / 阅读(156) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
6-methylionone
a set of two mechanically assembled antennas
agrocin
air research and development command (ardc)
air snap
american sweet gums
analog-digital encoder
arsenic acid anhydride
Arseniostibio
athyrst
audit of accrued liability
back point of last bottom
balanced the books
bellows
bill of lading original
Blancafort
brick efflorescence
Ciproxin
coasting air valve
collocidal quality
colo(u)r stabilizer
conduction exercise
crew's lifejacket
dative sickness
delay combustion
delexical
democratic leader
downlink and uplink
election system
especficamente
eyelet plate
feimster
fight-backs
food fish
fool into
for the generality
function tables
functional macro instruction
ghoshehs
hexagonal rhombohedral hemimorphic class
hoopoo
hump cabin
hundred thousand
inconvertibility insurance
invalid time interval request
Inventory Management and Material Control
Italian poutine
Jacinto City
Kettenhausen
Kilomètre 45
Klimov Zavod
Kulandy
L-ornithine
legal formaities
Leonarisson
lose all patience with
Mediterranean exanthematous fever
migratory pneumonia
naometry
noiseless recording
nonlinear optical fiber
Normanise
nuulam
OCTAVA
osseous rheumatism
osteoglossiforms
paid transmission
paraphed
passing clear
passionable
peitrain swine
pentacontyl
polyhedrous
Priddis
Progressive Era
pyrolyzed substance
radiator thermostat
refresher leave
resinise
ryszard
Rφrbæk
Sanquhar
septal fluting
Sharjah
ship signaling
side chick
subfovea
support hyperplane (hyperbolic plane)
suprathreshold visibility
swim lane
tap for English standard thread
taungoo (toungoo)
topographic barrier
transfer control instruction
trisetacus chamaecypari
trisoctahedron
tuberculosis of poripheral nerves
unabsovable
vitamin b group
wheel chain
xiana
Yakhnyky