[化] 有效中心; 活性中心

active center的用法和样例:

例句

  1. The production of polymer in each case involves the rapid addition of monomer to a few active centres.在各种情况下聚合物的生成都是单体对少数几个活性中心的快速加成。
  2. You need your student ID to get into the student recreation center.你要有学生证才能进入学生活动中心。
  3. The first one is the construction of the Oberlin Student Center.其一,建构奥柏林学生活动中心。

[00:35.00]a/an [00:37.07]art.1.一(个) 2.任何一个 3.每,每一 [00:39.13]abandon [00:40.59]vt.1.抛弃 [00:42.06]abide [00:43.49]2.放弃. [00:44.93]ability [00:46.37]v.(by)坚持,遵守 [00:47.80]able [00:49.18]n.1.能力,智能 2.才能,才干

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学英语单词
2-methyl-5-isopropyl phenol
a Roman holiday
adjourning
advocational
Akhalgori
anemogenic
at my fingertips
be desperate for
biderivations
bipropellant propulsion system
bit cell
black marketeering
blob-like
book-collector
buried halos
cabarrus
cannagine
Chincoteague pony
clean-shaved
colonsay
communication command and terminal system
continental climates
Cuban tobacco
difference diode
dillis
Direct Orange S
dongo
draza mihailovic
extended data management system
fax switch
filter layer
forhide
frame cross tie
funbox
gravelwalk
gravicembaloes
grid wave
heifer in milk
hew off
high resistive fault
huarache
hull-house
insurance policy loan
interrogue
Isaurian
key-guard
lee partitioning method
lifefest
Mauchenheim
mcever
methyl cycloheptanol
Mini-ITX
monolithic technique
muvo
naunts
ncrna
normal-gamma posterior density
paleomagnetic time scale
partials
passive filters and other passive networks
plated wire memory
Polmiror
post-precipitate
power network
pre-pedestal level
prefetched instruction
Prishtina
pseudomorph by alteration
radio quiet quasar
reaction-control correction
residual voltage current characteristic
rules of choice of law
safeguards control
short-term indicator of economic condition
shoulder seasons
signal power
sorbopyranose
sour grapess
specialized high-speed line
splutting
standard freight scale
statistical interpretation
stromatology
sub-underwritings
T-120
thermal ataxia
three per cent
tokia
tombac
transformation of contradiction
trifluorochlorethylene resin
true level
uncle fuckers
universal hypertrichosis
unvitrifiable
upper memory area
ventriculoatrial
villagers
Wasserburg (Bodensee)
water stream injection pump
Willow River
wimber