音标:['siviŋ] ;
[计] 筛选
[化] 筛分
v examine in order to test suitability
v check and sort carefully
v separate by passing through a sieve or other straining device to separate out coarser elements
v distinguish and separate out
词型变化:名词复数形式 : sievings

sieving的用法和样例:

例句

用作名词(n.)
  1. She is sieving the rice in order to sieve out the stones.她正在把米过筛,好把石头筛出。
  2. Mine sieving mesh is a kind of metal mesh components for sifting and filtering.矿筛网是一种用于筛分过滤的金属网状结构元件。
  3. Mine sieving mesh is a kind of metal mesh components for sifting and filtering.矿筛网是一种用于筛分过滤的金属网状结构元件。
  4. Over time, particles rejected by the sieving action of the membranes build up on the outside of each fiber.随着时间的推移,颗粒拒绝筛分行动建立膜的外面每个纤维。

It may not be the most melodious bit of birdsong youll ever encounter. [Titmouse alarm call]. But this particular call, issued by a tufted titmouse, conveys important information about the presence of potential predators. But only if other birds can

发表于:2019-01-20 / 阅读(410) / 评论(0) 分类 2016年Scientific American(八)月
学英语单词
ASCAP
ash-colored
ayal
backpropagation training
be irresolute
bellinus
Berères-les-Vertus
biomech
bottom former
bulk chemical code
car visor
carbon anode
carpet joint
castel focognano
central control room finishing installation
ciliary gland
CINV
colo(u)r cine negative film
compaction of file records
cone of radiation
cross-ventilated
D.T.I.
data flow trace
dedist
definite kernel
differential indexing
differential phase shift
discrete process
dispatcher's control
effective value measuring instrument
electric quadrupole strength
epitheli-
ever green
expresses
fallopian artery
families
fashion arbiters
fibrositis ossificans
firm foundation
flanged butt weld
gratuity fund
greyback
guest list
hairies
Halīleh, Ra's-e
health-status
heats of dissociation
homomorphic
hopper door hinge
in the home
inter-group communication
International Ladies' Garment Workers' Union
intervisibility map
irenics
irradiation time
jackdaws
journal de france
Kraemer-Sarnow method
latch-type mechanism
liliums
lorryless
low level dosimeter
madrine
magnetic tape loop storage
magneto plumbite type ferrite
masnada
merohedry
mette
moment moment-to-force ratio
multiartist
muting sensitivity
near-faultless
neuroprotein
non-parametric confidence interval
off-budget expenditure
once-friendly
orotidine
per capota
Peshkovo
poor communication
popps
pupillary response
recognized right
river direction
rubber seat retainer
Salafi Christian
school functions
small-change
somatosensory systems
special steel plate
Subcoma
suck round
swim into
synodus capricornis
time-zone disease
transmission authentication
umstead
urinary pigment
volume index of capital investment
whale sucker
woolfork