分层的双重抽样;分层双重抽样

Question: And so to our first 2) contender. Good evening. Your name, please. Answer: Good evening. Question: Your first time your chosen subject was answering questions before they were asked, this ti

发表于:2018-11-28 / 阅读(133) / 评论(0) 分类 疯狂英语2002年

今天要学的一个词组是:double standard。 Double standard是指双重标准。美国连锁商店沃尔马允许在中国的分店组织工会,却不允许在美国的商店组织工会。媒体报导的标题说:Critics claim double sta

发表于:2018-12-04 / 阅读(54) / 评论(0) 分类 英语每日一词

Mike: Hey Ben, if this Amy girl that you are so hot for already said yes to the movie, then what's your problem? Yes! Alright, the pressure's on. You miss this, you've got C A R O. Ben: My problem is that mum and dad have never really officially s

发表于:2018-12-05 / 阅读(97) / 评论(0) 分类 成长的烦恼第四季

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(129) / 评论(0) 分类 商务英语必备1000字

Grammar Girl here. Today's topic is the the, not as in the British '80s band, but as in what to do when a sentence calls for a the in front of a name or title that starts with a the, like The New York Times. So, listener Rob Jones asked, Do I have to

发表于:2019-01-02 / 阅读(86) / 评论(0) 分类 英语语法 Grammar Girl

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(118) / 评论(0) 分类 财会英语

Double, Double play pause stop mute unmute max volume 00:0005:28repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. OPHIRA EISENBERG, HOST: Now it's time to

发表于:2019-01-17 / 阅读(94) / 评论(0) 分类 2016年NPR美国国家公共电台10月

Single's Day itself developed here in China in the mid-1990's as a sort of an anti-Valentine's Day, with young single people using November 11th, or 1-1-1-1 on a digital calendar, to treat themselves to gifts. But in 2009, Alibaba took the first step

发表于:2019-01-19 / 阅读(79) / 评论(0) 分类 2015CRI中国国际广播电台

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(71) / 评论(0) 分类 天天商务口语

今天我们要学的词是double standard。Double standard, 双重标准。美国国会众议院议长佩洛西指责共和党人在医疗保健改革的辩论中使用双重标准, House Speaker Nancy Pelosi accused Republicans of having a double

发表于:2019-01-25 / 阅读(87) / 评论(0) 分类 英语每日一词

发表于:2019-02-01 / 阅读(102) / 评论(0) 分类 财会英语

RIO DE JANEIRO, April 4 (Xinhua) -- Fellipe Bastos scored two goals as Vasco de Gama defeated Alianza Lima 2-1 in their Copa Libertadores match at Lima's Alejandro Villanueva Stadium on Tuesday. The result lifts Vasco to the top of their group with 1

发表于:2019-02-03 / 阅读(107) / 评论(0) 分类 英语新闻

今天我们要学的词是double-edged sword。 Double-edged sword, 双刃剑,指一件事情有利有弊。 The holiday break is a double-edged sword for the football team, because the championship game is on Jan. 2nd, 年底的假期对球队来说

发表于:2019-02-06 / 阅读(75) / 评论(0) 分类 英语每日一词

今天我们要学的词是double check。 Double check, 是复核的意思。The teacher told her students to double check their answers before handing in the exam, 老师告诉学生们,交卷之前应该反复检查自己的答案。They double

发表于:2019-02-06 / 阅读(84) / 评论(0) 分类 英语每日一词

LOS ANGELES, March 6 (Xinhua) -- Blake Griffin played a highly efficient game with 23 points, 11 rebounds and 11 assists, which gave the Clippers big support to stop the Bucks' streak with 117-101 victory. The 11 assists were Griffin's career high. H

发表于:2019-02-11 / 阅读(150) / 评论(0) 分类 英语新闻

今天要学的一个词组是:double standard。 Double standard是指双重标准。美国连锁商店沃尔马允许在中国的分店组织工会,却不允许在美国的商店组织工会。媒体报导的标题说:Critics claim double sta

发表于:2019-02-16 / 阅读(105) / 评论(0) 分类 学个词

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(82) / 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(93) / 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(88) / 评论(0) 分类 英语口译

哈利波特陪我们走过了十年,如今已经到了最后一步,长大了的何止是电影中的小演员们,还包括我们自己。 Double, double, toil and trouble. Fire burn and cauldron bubble. Double, double, toil and trouble. Someth

发表于:2019-03-02 / 阅读(128) / 评论(0) 分类 影视英文歌曲
学英语单词
Agrobaterium
amine ylide
anapesticks
assistance on a refundable basis
auto frettage
autolycuss
azure stone (lazulite)
be a fool to oneself
Bed-sharing
Bonnay
branching aneurysm
business relation
cell reference event(cre)
cestoda cestoidea
chlorosuccinimide
christianos
claim note
clausum freight
congestion theory
copper-oxide photovoltaic cell
criths
distance runner
distributivities
draw-out switchboard
Durdenite
equal observation
fishtail cutter
flying press
galcons
Giauque
Grossrinderfeld
Helmholtz instability
high-resolution infrared sounder
high-riser
horn-violins
induction-valve
inherent balance
insurance cooperative
intentive
irrigated field
judicial assistance
juglans nigras
Labangan R.
leesome
listing names
load-leveler shock absorber
Long Son
lowest design navigable water level
lunatic so found by inquisition
main power station
mass action
material for moxibustion
Mesrouk, Jeb.
microbunches
mine mechanical engineering
moisture proofness
monorail weight car
name delivery
neoscholastic theories of law
neuromediator
Nogales
nonoccupier
nonreclining
OCAA
open width
optical astronavigation
Ou River
paper tape
paper tape perforator
pecuniary resources
permissible noise level
physico-mental
pich
plastoelastic body
portal frame effect
pressure determination
presuperheating
publicly
purchase the land
quintell
reselect
rubber johnny
sales company
samsonite
scheers
septum auricularum
small canes
standard reference surface
subfeatures
syn-form
ten-yard
thirtysomething
tickets-of-leave
Torgiano
trigonometrical
tune someone out
uninventoried
unstable optical resonator
Venae metacarpales dorsales
vigan
water demineralization
Youth Training Scheme