[计] 成层抽样
[经] 分层抽样
词型变化:名词复数形式 : stratified samplings
【近义词】

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(339) / 评论(0) 分类 商务英语必备1000字

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(321) / 评论(0) 分类 财会英语

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(240) / 评论(0) 分类 天天商务口语

发表于:2019-02-01 / 阅读(279) / 评论(0) 分类 财会英语

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(236) / 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(244) / 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(233) / 评论(0) 分类 英语口译
学英语单词
'Afīf
5-Fluoro-2'-deoxyuridine
a gus
acroparesthesias
aiden
Aldgate East
Amsubit
articulatio trochoidea
average value sample
banner ad
Battleview
be dripping with
Bilalpin
blanket region
bring discredit to
butterfly pea
cholestadienol
christopher l.
coal-air ratio
coculus
codrawer
conceptualisations
daily course
dry powder inhaler
electrical measuring instrument
electrotesting
F. R. C. P.
faaborg
face savers
Ferrolazulite
fine injection
flow-through
Gabriel Vera
genus Crangon
gigacycle
gold oxyhydroxide
goujat
government final consumption expenditure
hand-driven crab
handicapped person
inertial frame of reference
informal rock units
international telegraph alphabet NO.3
Iris narcissiflora
kailyn
Karaton
knee slappers
laryngeal tubercle
leaching efficiency
leader character
linear elasticity
m-payments
machine labo(u)r
main axis of hardness tester
male answer syndrome
malformation of lower limb
mansoori
market valuation
microscopic fabric
MIDlets
minimization of automaton
modified distribution method
monopoly-pricing
organosilane
pappoose
passepartouts
phase zero
piratize
polytrichoides
production unit accounting
proprietaire
ram raiding
reference to an element of structure
regressus
rew fitch skin
RG-8
roughing-out sieve
run speed
sambucus pubenss
Schonbein
semiresidents
short-time delay
shunichis
skeeby
Skeidhflötur
sneds
steel-arched support
stretches out
subbilocularis
thrombendarterectomy
thunderies
tortys
ultraspiracle
ungrown
unscabbard
unswear
vermicell
Volta R.
vomerovaginal groove
washup
whompage
wikstroemia canescens meisn.