分层随机抽样的比率估计值

作文和听力,阅读一样,可以早做准备。现在流行的复习方法是从下半年复习,甚至是考试前3个月才开始复习。复习的教材无一例外的是考试虫系列的万能作文:背一二十篇作文模式,背一二

发表于:2018-12-12 / 阅读(170) / 评论(0) 分类 英语学习方法

Language Points 1.Your coffee comes exactly as you like it, with the precisely right ratio of cream to sugar 2.You make all the stop lights when youre in a hurry 3.You come back from the bathroom at a restaurant and your delicious meal is already at

发表于:2018-12-26 / 阅读(183) / 评论(0) 分类 爆笑英语口语

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(254) / 评论(0) 分类 商务英语必备1000字

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(317) / 评论(0) 分类 数学英语

图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt

发表于:2019-01-02 / 阅读(356) / 评论(0) 分类 数学英语

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(239) / 评论(0) 分类 财会英语

主动式管理 Active Management Calmar 比率 Calmar Ratio Sharpe比率 Sharpe Ratio Sortino比率 Sortino Ratio 入息基金 Income Fund 子基金 Baby Funds/Underlying Funds 已调整风险回报 Risk-adjusted Return 互惠基金 Mutual Fund 公积

发表于:2019-01-03 / 阅读(214) / 评论(0) 分类 英文语法词汇

After nearly twenty years of homeownership, Ive spent the past ten months renting an apartment. I like it. And I dont. There are pros and cons to renting a place, just as there are pros and cons to owning a home. For me, one of the biggest cons is th

发表于:2019-01-08 / 阅读(216) / 评论(0) 分类 英语小短文

黄金一直是高品质、美丽和财富的象征。称某种东西为金质的意味着它具有很高的质量和价值。今天我们通过例子来学习一下和golden有关的习语英语词汇吧~ 1.the golden rule 金科玉律;指导原则

发表于:2019-01-17 / 阅读(179) / 评论(0) 分类 英文语法词汇

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(177) / 评论(0) 分类 天天商务口语

Indias sex ratio is getting worse. The trend can be reversed. 印度的性别比例扭曲越加严重,这个趋势能够逆转 THE news from Indias 2011 census is almost all heartening. Literacy is up; life expectancy is up;family size is stabilisi

发表于:2019-01-26 / 阅读(238) / 评论(0) 分类 经济学人综合

发表于:2019-02-01 / 阅读(213) / 评论(0) 分类 财会英语

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(267) / 评论(0) 分类 英语新闻

The People's Bank of China says the economy is still facing downward pressure. Meanwhile, the global financial market has shown major fluctuations recently. Therefore, the central bank has concluded that it's necessary to apply flexible monetary poli

发表于:2019-02-05 / 阅读(207) / 评论(0) 分类 英语新闻

China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem

发表于:2019-02-14 / 阅读(225) / 评论(0) 分类 英闻天下

Rising property prices in China's major cities have scared off many young people and the situation is only becoming worse as rent in these cities is becoming unaffordable. 中国大城市房价的上涨已经吓跑了许多年轻人,而当这些城市

发表于:2019-02-15 / 阅读(187) / 评论(0) 分类 英语新闻

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(174) / 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(199) / 评论(0) 分类 实用英语

世界本没有长难句,修饰成分多了,便有了长难句。 阅读速度大部分来于短时间内理解长难句的能力。 大家在看长难句的时候,多思考,一个句子为什么这么长,常见的修饰成分到底有哪些?

发表于:2019-02-18 / 阅读(217) / 评论(0) 分类 托福英语

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(188) / 评论(0) 分类 英语口译
学英语单词
Abners
additory
alpha-N-Acetylgalactosaminidase
anodium
Anomalorthis
bagpusses
bakelite bowl
barren trap
bostitch
box carburizing
buying error
canned pet food
cast a shadow upon
cellulosic coal
Ceylon satinwood
Cheshvan
coagulation analysis
coefficient of thermal trasmission
comparatist
crown with
Cryptacanthodes maculatus
diehead threading machines
double-cone loudspeaker
EEGelectrode
electric frying pans
electrostatic storage deflection
equivalent bandwidth
fixed oxide charge density
formularizing
fuck toys
fund for compensation awards
genetic compound
Globigerinidae
goes forward
grammar schools
Graphics accelerator card
helicoid conveyer
homoheptameric
horizontal frequency
idiomere
inborn error of metabolism
instrumental longitude
international submarine cable license
intrinsic heat
Jitter.
keep-fit
konares
leutopoietic
Lipoptera
Los Lunas
low-frequency loarn
luscinias
Maclagan's thymol turbidity test
malaxators
medical steel
memoria technica
metallic area of wire rope
military case
multi quantum well device
murloughs
New United Motor Manufacturing, Inc.
non-conventional oil
nonlinear free vibration
not but what
ob
odd point
one motor traveling crane
ore pyroxenite
outfoxes
paradoxical intention
polyethylmethacrylate points
Prcnsol
put on a well
reflection space transit angle
registration data
ribotype
rotating mass
Ruge's solution
s-
salpingothrips aimotofus
Sapium rotundifolium
seam sample
self-minded
selfosses
single-layer fold
spin magnetic quantum number
tampions
to egg someone on
travel writer
under pilot's direction
underwater signalling
unsaught
upper semisphere
vasopressin test
waister
weighted high-duty
wing defence
wolpes
X-gear pair
X-ray field
xenorexia
Yamakoshi