潜艇综合声纳系统

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发表于:2018-11-27 / 阅读(327) / 评论(0) 分类 背诵为王第二册

The Supreme Court says it is going to review a lower court ruling protecting marine mammals from Navy sonar. NPRs Martin Kaste has more. For years, environmental groups have argued that the Navys high-intensity, submarine-tracking sonar can disorien

发表于:2018-12-02 / 阅读(187) / 评论(0) 分类 2008年NPR美国国家公共电台六月

[01:36.60]【铁 达 尼 号】 [02:18.36](Sonar Pings) [02:21.60]Man: 13 meters. You should see it. 距离13公尺,应该看得见了 [02:33.84](Sonar Pings) [02:38.52]Okay, take her up and over the bow rail. 越过船头的栏杆 [02:39.20](Over

发表于:2018-12-07 / 阅读(126) / 评论(0) 分类 听电影学英语—泰坦尼克号

INTEGRATED PRIMARY ENGLISH 1A [01:35.19]The alphabet [01:43.29]Aa apple [01:48.46]Bb baby [01:52.90]Cc carrot [01:57.16]Dd door [02:01.31]Ee egg [02:05.99]Ff flower [02:10.43]Gg grass [02:15.60]Hh hat [02:20.46]Ii ice cream [02:25.32]Jj jar [02:29.68

发表于:2018-12-13 / 阅读(237) / 评论(0) 分类 小学综合英语1A

Marine Biologists and volunteers in Key Largo are working to save the survivors of a group of dolphins that beached themselves last week in the Florida Keys. Invesigators are trying to determine if sonar from a nuclear-powered submarine played a role

发表于:2018-12-17 / 阅读(226) / 评论(0) 分类 2009年NPR美国国家公共电台7月

18 Indian sailors have been killed after an Indian Navy submarine caught fire and exploded at its home port of Mumbai. The sailors were trapped on board when the fire broke out. A number of other sailors managed to jump to safety before the submarine

发表于:2018-12-19 / 阅读(98) / 评论(0) 分类 世界各地新闻集锦

It really is rocket scienceresearchers are using huge x-ray scanners from NASA to understand how sonar might be affecting the hearing of large ocean mammals. These scanners are usually used to inspect the space shuttles solid fuel rockets. Navy sonar

发表于:2018-12-24 / 阅读(130) / 评论(0) 分类 Scientific American(十一)月

And they have the blemish both front and rear from a facet where the opposite tooth interlocked with it. 在牙齿前后的齿面都有缺陷就是与对面牙齿相交错的地方。 What happens is that the root is anchored well into the lower jaw.

发表于:2018-12-28 / 阅读(88) / 评论(0) 分类 侏罗纪搏击俱乐部

The sperm whale hits him dead in the centre of his body throwing the Megalodon's enormous weight in a tumble motion under the ocean. 抹香鲸结结实实地撞中它的身体中间,把巨齿鲨庞大的身躯撞得在海洋中翻滚。 The Megalod

发表于:2018-12-28 / 阅读(93) / 评论(0) 分类 侏罗纪搏击俱乐部

Yellow Submarine 第21单元 黄色潜水艇 The class loaded into the submarine. Be careful, said their teacher Mrs. Teller. The class was going on to a school field trip under the ocean. Everyone was very excited. When everyone was in and the doors

发表于:2018-12-31 / 阅读(114) / 评论(0) 分类 英语小达人

ENVIRONMENT REPORT - November 22, 2002: Compromise on U.S. Navy Sonar By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. The United States Navy has agreed to temporarily limit testing

发表于:2019-01-02 / 阅读(163) / 评论(0) 分类 健康与环境

This week, Americans mark a turning point in the history of the United States. Fifty years ago, the Supreme Court issued a ruling that declared racial segregation in the nation's public schools to be

发表于:2019-01-06 / 阅读(133) / 评论(0) 分类 VOA2004(上)--国际时事

ENVIRONMENT REPORT – August 2, 2002: Navy Sonar and Ocean Animals By Caty Weaver This is the VOA Special English Environment Report. American officials have approved a plan for the United States Nav

发表于:2019-01-07 / 阅读(134) / 评论(0) 分类 健康与环境

英文歌词: In the town where I was born Lived a man who sailed to sea And he told us of his life In the land of submarines So we sailed up to the sun Till we found the sea of green And we lived beneath the waves In our yellow submarine We all live i

发表于:2019-01-10 / 阅读(118) / 评论(0) 分类 英文摇滚歌曲

India has launched its first indigenously built nuclear-powered submarine capable of firing ballistic missiles. The submarine, once in service, will give the country the capability to fire nuclear weapons from sea besides land and air. The Indian na

发表于:2019-01-14 / 阅读(142) / 评论(0) 分类 VOA标准英语2009年(七月)

NASA Scanner Offers Clues To Whale Hearing Researchers at UC San Diego and San Diego State University have imaged whale skulls in an attempt to determine the effects of sonar on whale hearing. Cynthia Graber reports It really is rocket scienceresearc

发表于:2019-01-30 / 阅读(230) / 评论(0) 分类 60秒科学

AGRICULTURE REPORT - Integrated Pest Management By Mario Ritter Broadcast: Tuesday, February 22, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. The use of pesticides was an impor

发表于:2019-01-30 / 阅读(141) / 评论(0) 分类 农业与发展

Wanganui Collegiate is thinking about becoming a state integrated school. It has been a private Church of England high school for 150 years. Most of that time, it was a boarding school for boys only. Recently it became a co-ed school, open to girls a

发表于:2019-02-06 / 阅读(117) / 评论(0) 分类 新西兰英语

《Yellow Submarine》一歌由Paul McCartney创作(署名为Lennon-McCartney),并以《Eleanor Rigby》作为A面发行双面单曲。单曲占据英国单曲榜冠军位置4周,在榜单上共停留13周,获得了Ivor Novello Award评选的

发表于:2019-02-11 / 阅读(175) / 评论(0) 分类 英文特辑精选

Debris from the Rena has reached beaches in the Coromandel. There are bags of milk powder, plastic and rope on the beaches and broken containers. The sea around the Rena is white from broken bags of milk powder. There is also oil for about 3km around

发表于:2019-02-17 / 阅读(133) / 评论(0) 分类 新西兰英语
学英语单词
a letter
Allergival
Anguis fragilis
archeomagnetism
area-name
athletes'village
Atridine
back to back escrow
bacon cheeseburger
be run by electrity
biochemical specificity
bracks
breakdown
brevets
commutator cover
constant pressure exhaust marifold
CONT (control)
coronet cells
coupling guide
craniosaeral autonomic nervous system
darlie
degel
dennon
dichthadiigyne
double response
electrical voltage system
equicontinuous basis
euphausia
exceptionably
general scope of services
girardon
graph searching
guides to a preventive maintenance policy
hand-rock drill
heat flow province
heg
heterophil agglutination test
hydraulic snubber
hydrosulfurous
improvised grenade
inductive selection
inside curve
ixoderin
Jammer.
judicialized
leafing through
lobi falciformis
lyophilized biological
M-derived type filter
machine spoiled work-time
mamillosus
methylisoxazole
middle line
mjses
monitor mode
multi-scale
negative picture
negligence
network computer interface
open(type) impeller
output equipment
overhaul a rope
p-Methoxystyrene
panegyrized
parnhams
perivales
perthiocyanogen
phytoparasite
pitons
portrayings
prelisting
puccinia cyperi-iriae
Quilmes
rate-payings
rectangular patch budding
royalme
Rugwero, L.
sand myrtle
saponifying
seasonal restrictions
semi-brittle solid
sharqpur (sharakpur)
shell-gland
shit tests
single arm lever
single interest policy
sophora flower
special correspondent
spliced pole
stickin'
stopper mechanism
subordinate line
supracleithrum
swallered
torfaen
twinly
two speed synchro
vane-wheel water meter
vibration metre
white lead ore
whiteglow
work efficiency