振幅调变,调幅

Water contamination has caught increasing attention among the Chinese public. Some have gone so far as to challenge local environmental officials to swim in a polluted river. Ma Jun has been an active environmentalist for more than 10 years. About ha

发表于:2018-12-19 / 阅读(33) / 评论(0) 分类 英闻天下

SCIENCE IN THE NEWS - Chiles Coastal Recovery; Africas Groundwater BARBARA KLEIN: This is SCIENCE IN THE NEWS, in VOA Special English. Im Barbara Klein. BOB DOUGHTY: And Im Bob Doughty. Today, we tell about some unexpected effects of a natural disast

发表于:2019-01-12 / 阅读(47) / 评论(0) 分类 2012年VOA慢速英语(五)月

Over-use of groundwater may cause landslides. However, in costal areas it also brings seawater intrusion. Let's take a look at the problem with our reporter Zhang Wan. In a village in the costal area of Dalian, Liaoning Province, many villagers compl

发表于:2019-01-19 / 阅读(50) / 评论(0) 分类 英闻天下

Water contamination has caught increasing attention among the Chinese public. Some have gone so far as to challenge local environmental officials to swim in a polluted river. Ma Jun has been an active environmentalist for more than 10 years. About ha

发表于:2019-02-14 / 阅读(34) / 评论(0) 分类 英闻天下

Hello and Welcome to News and Reports on China Radio International. In This Edition The 6th East Asia Summit (EAS) concludes with the adoption of two key declarations, dedicated to deepen regional ties and cooperation. The re-entry capsule from the r

发表于:2019-02-28 / 阅读(192) / 评论(0) 分类 2011CRI中国国际广播电台

Topic1-80% of Shallow Groundwater in China Not Drinkable: Report According to China's Ministry of Water Resources, more than 80 percent of shallow groundwater in the country isn't suitable for drinking due to poor quality. What is shallow groundwater

发表于:2019-03-05 / 阅读(85) / 评论(0) 分类 英语角-圆桌会议
学英语单词
a state banquet
a toll
alavi
aldrovandia affinis
Aldwych farce
amotic
apps
avulsion of penile and scrotal skin
Baichongwo
barries
baseborn
binary optics
bistrique
both sides welding
bravais points
bubble mobility
bulking power
calls attention
carburizing treatment
cardiac glycosides
cat of nine tails
cerebella ischaemicola
Cerikli
channellized time dividing
Cheung Sha Wan
chloro-hydrin
choice weight scoring
chondrodystrophic dwarf
cogema
context-stimuluss
contrast aid
Cornish hedges
detritovore
double beam oscillography
dry (land) farming
drying apron
dynamic admittance
feel out
fuel pond clean-up filter
get a kick
get something down
ghabh-
guiding role
hephaestion
herbicides
hermetically-sealed condensing unit
holographic information retrieval system
inbound telemetry
ink emulsification
Isaacs-Ludwig arteriole
Isopyrum
kashinath
Khaling
large-type edition
leave no doubt
liquid level switch
lobar atrophy
luine
main-metering jet
mass-to-charge ration
MFGM
mixed population
myoporone
narrow-boiling range product
nominal pressure rating
northern shrike
onc(h)ocerciasis
open hole by-pass valve
periodic trial balance
porcelain ring filtre
proglottic
pulsed phase modulated carrier
puthoff
pylocheles (xylocheles) macrops
rabate bead
radioactive pill
real-time analyser
renovict
river simulator for amphibian tests
rubbing massage
Savonius rotor
sewer trout
shadow checks
single-thread worm
slated roof
sodding off
soil acidoid
Spiraea chamaedryfolia
suede leathers
synthetist
theory of electromagnetic continua
time-slice map
tire tube
ULER
ultrafast recovery photodiode
unmight
unpiteously
unrecurable
uranium trifluoride
waimanu b.
warrant card
water separation index