[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(139) / 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(135) / 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(78) / 评论(0) 分类 天天商务口语

发表于:2019-02-01 / 阅读(113) / 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(91) / 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(101) / 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(96) / 评论(0) 分类 英语口译
学英语单词
.pf
a snap
Achtkarspelen
acid rigor
adonilen
air-dropped expendable bathythermograph (axbt)
Alphitobius
Amatikulu
angiosialitis
apprent position
Aq. pluv.
aquafeed
backward shift
balanced two port network
barrans
be as good as one's word
Bonefos
breynia rhamnoides muell.-arg.
caesio digramma
Caeté, B.do
Camano I.
Cardamine calcicola
casous cataract
certification of carriage
cha-chaed
Chlorocaine
circuit performance
codehydrogenase I
continuation of sign
dauernarkose
deglorification
electron attachment coefficient
entry pass
family athyriaceaes
Federalsburg
flex cycle
Flosaskardh
folies de grandeur
get in there
go forward to
Guilin
hahniid
heteroceral
in order
induction-brazing
information firms
inspection copy
John Griffin
karst lake
la testa
lao
leontjev
lungmachi series
maximum excursion
mio-
n-dimensional rectangular array
nakate
needletail
Orchidales
organization by location
over-shave
pendant-type monorail scale
permeater
planer-type machine
playette
pornier
potsdam-sanssouci
psuedoalveolar
quotient module
reflective photoelectric switch
remove riser
repair man
repowering
rotodynamic machine
rubia akane erecta
rubid
scrutineer
sea-based missile
seal a promise
semi automatic advance
senior high school student
separator tank
settle out time
Shamkhal
sider-
slab trailing edge
Spanish West Africa
Standard English
superably
tax-paid in money
terajoules
terminative cases
transshipment to be allowed
ubiquitylation
unelided
uranotaenia (pseudoficalbia) yaeyamana
uremic coma
vasomotor paralyses
vibration proof structure
water plant
whole snipe
xanthoma disseminatum