音标:[ˈbækɡraund ˈlevl] ;
本底水准
词型变化:名词复数形式 : background levels

background level的用法和样例:

例句

  1. The background concentrations of ambient air pollutants were used as evaluation stan-dards.采用大气污染物浓度的背景值为评价标准。
  2. In the Campania region, baseline and background values are often coincident, where the samples represent catchment basins away from urban or industrial areas.在坎帕尼亚地区,样品代表的是远离市区或者工业区的汇水盆地,所以基线值和背景值经常是吻合的。
【近义词】

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学英语单词
account cycle
age-equation
aggregate averaging
Almas-patak
antioncogenic
assured against fire
barium flint
Braddocks
brps
bubble method detection
Cagayan Sulu
Calophanoides chinensis
Charcot-Wilbrand's syndrome
city size
clock service
clocksmith
cns(china national standard)
coefficient of convection
correspondance
decorative sursery
derrick crane
doppler bandwidth
driesum
driven plate
dry reprocessing
E ticket
electric heating asphalt storage
exacerbation of crisis
flank ahead
foam-to-fabric process
for private circulation
frigorifical
fuckoffs
full edition
gastrohydrorrhea
get one's knife into someone
great power
ground-water spring
heterotopic pregnancy
hexylalcohol
historical-jesus
holding tank capacity
houdurasite
Indochinese
ironing-board
jacking in
Keteleeria xerophila
live probe
local meam time
lollypop
losman
loss and profit brought forward
LWHCR (Light Water High Converter Reactor)
Mackenzie, William Lyon
mail user agent
marcantonio
midwifes
molecular refraction
monochromatic aberration
morula stage
musonius
negative complementation
Ningal
nonlinear network synthesis
NVIDIA Corporation
Oneirodes
Orel
paragonimosis
paranthiass
parasitoid
patrocinate
Petrarchan
plastic works
policy of seclusion
polyfluocarbon
post-typhoid
potassium uranium phosphate
probe-set
quetzal birds
restandardization
ringing tone signal
roboto
rubber-block shock absorber
self power
ski jumper
slaking index
SN390
sodomisation
Softlayer
steady-as-you-go
syncor
television display
tensor of stress
the case is
Tongoloa
track and fieldexercise
traction frequency convertor
trenchings
underbidden
usable horsepower
woodworking boring machine
work-harden