音标:[pri:'fɒ:m] ;
vt. 预先形成
n. 预成型品
v. form into a shape resembling the final, desired one
v. form or shape beforehand or determine the shape of beforehand
词型变化:过去分词 : preformed ; 现在分词 : preforming ; 名词复数形式 : preforms ; 过去式 : preformed ; 第三人称单数 : preforms
词性分布:
动词100%

preform的用法和样例:

例句

用作及物动词(vt.)
  1. The superior preform of composites is a basic requirement and one of key factors for fabricating superior properties composites.摘要高质量复合材料预制块是获得高性能复合材料的基本要求和关键要素之一。
  2. An algorithm of three-dimensional braided composite material preform image proce ssing based on mathematics morphology is presented.提出一种基于小尺度的数学形态学的三维编织复合材料预制件图像的边缘检测方法。

词汇搭配

  • laminated preform叠层预成型物...
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abominably
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Algorta
all the year round
answering pendant
antenna aperture area
anteriomedially
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asquat
assoviative storage
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bandoleered
be all legs and wings
bombeck
Bouguenais
Calathea allouis
Callianassidae
canid
catapresbyter
cirro-velum
coaxing into great resistance to fatigue
computer-savvy
coolant storage system
crackleberries
csmc
decentrings
dispropriating
distributing district
duodenes
Dābeji
entreprise
equivalent measure
Eupatorium tashiroi
ex nudo pacto non oritur actio
finitise
floor response spectrum
gaussian radom process
grade-based
grand battement arrondi
half a minute
halimocnemis villosa kar. et kir.
high-density multi-track recording (hdmr)
Hookah type diving apparatus
horse gin
Hydron Blue R
image of a function
judgments of dismissal
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keep ... in countenance
kusajima
l-phenyl-2-aminopropane
La Paloma
landolfo
Lasiodiplodia
ledeless
LEM's
livestock transit insurance
lizardtail
make a night of it
manure water
Matthew Flinders
merisca perplexa
milling cutter spindle
mixing power measurement
mixing restriction
nanonet
narrow-band spectrum
nonelliptically
nucula dorsocrenata
olivest
osteopathists
ovb
parameter tracking
parasilurus asotus
phytotropins
play-offs
Polysaccharide-Iron
pseudomonads
rated steam condition
reawoke
receiving pocket
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rotary regenerator
Schwalbe's space
semideserts
sew-ups
shallowpates
sonic tube
sour distillate
spondyl
steidel
suilluss
sycophant
tatjanas
thread take-up spring regulator adjusting screw
timmes
tip cylinder of worm
tubing block
twice migrant
ultrathermometer
zoara