主测试段

principal test section的用法和样例:

例句

  1. Numerical simulation of flow and temperature field in the test tube of Model Loop Wax Deposition Apparatus was performed.对模型环道蜡沉积装置测试段流场温度场进行了数值模拟。

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(146) / 评论(0) 分类 (科普英语)Earth and Sky

Simple New Test Detects Early Signs of Diabetes 新型简单测试或能检测出糖尿病早期迹象 People with Type 1 diabetes, usually diagnosed in children and young adults, must take insulin injections and watch their diet to keep their blood

发表于:2018-12-16 / 阅读(35) / 评论(0) 分类 VOA标准英语2015年(一月)

Air pollution outside is easy to spot, hanging over the city, or sputtering from a tailpipe. But there's lot of indoor air pollution, too, even if it's not as obvious. It's caused by volatile organic compounds, or VOCs. They can come from building ma

发表于:2018-12-24 / 阅读(39) / 评论(0) 分类 2016年Scientific American(八)月

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(180) / 评论(0) 分类 知性英语

AS IT IS 2016-02-13 Work Soothes Pain of Acid Attacks In India A caf in India is hiring women who once stayed in hiding after being attacked with acid. One woman, Dolly Kumari, says she stayed inside for two years after a man threw acid on her. He wa

发表于:2019-01-12 / 阅读(79) / 评论(0) 分类 2016年VOA慢速英语(二)月

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(111) / 评论(0) 分类 VOA常速英语2007年(十一月)
学英语单词
accoasted
adaptive jamming
Aitken's theorem
andreev reflection
antiluetic
Bach an der Donau
bacteriophaeophytin
bajillionth
basset hounds
batch container
Bembé Oudaka
bonded wire gage
boutelouas
Burretiodendron
canyon oaks
chapatti
clamp coupling
Coix stenocarpa
comminuter
composite pile
computer technology
Conn, L.
contiguous stratal membrane
crooketh
diruthenium
diver's boots
diversion basin
duality of structure
ecce homoes
electron shake-off
engineered antibody
equity contract
exposure time
extrude angle
Federal Register Act
floresville
four-pages
frame skip
frequency discrimination telegraph
guillotin
hemp cloth
hold-backs
Hongkongites
hydraulic efficiency power
hypersplenotrophy
Ice Age
indigo bush
inherent resistance
Kernig sign
Kitsuregawa
louis leakeys
M.u.
magnetic meridian plane
make ourselves understood
maximum limit for interest rates
method of factorial moments
Mikhalkovo
Milwaukeean
narrow band communication system
negative strand
nehm
nighty
non-certificate
okrent
otolaryngologic pathology
overdraft on banks in foreign countries
Parliamentary Cases
pbx, private branch exchange.
personal appraisal
perultimate chromomere
planting recommendations
precusor
profile position
projection conduit
pulldevil
quadrivalents
quick-minded
rear wheel housing
receiving-end impedance
renal ballottement
roguery
ruby cylinder
satellite broadcast radio and tv enterprise
seafarings
seminarian
sidedoors
slotted base plate
spear pyrite
ST_people_the-elderly
sterl
strass
string theories
subclient
tall poppy
Through gritted teeth
uea
unpredictable work
upholdings
vertical lamination
visnamy
Volstead, Andrew Joseph
wet-bulb temperature difference