波片

retardation sheet的用法和样例:

例句

  1. For detecting elliptically polarized light and partially polarized light, the detection method is analyzed frow the view of the composite retardation plate theory.摘要为了检测部分偏振光与椭圆偏振光,从复合波片的理论出发,借助于数学工具,对检测方法做了较为详尽的理论分析。

[00:04.13]Tesxt 6.1 Cleaning up the balance she [00:08.44]However ,it is not always the limit on borrowings power which prompts a company to seek off balance-sheet financ [00:15.65]After all, the articles of association can ,with shareholder's approv

发表于:2018-12-05 / 阅读(283) / 评论(0) 分类 西方会计英语

The Mercury Mess By Samantha Levine / 2004, as first appeared in U.S. News nbsp; What are the dangers of mercury in fish? Can the mercury mess be cleaned up? 1 Are these fish safe to eat?” It’s a

发表于:2018-12-19 / 阅读(130) / 评论(0) 分类 彭蒙惠英语

Rare but Deadly By Susan Brink /2005, U.S. News World Report . All rights reserved with permission. Distributed by Tribune Media Services International. Simple, cheap blood tests could save thousands

发表于:2018-12-19 / 阅读(180) / 评论(0) 分类 彭蒙惠英语

Co-signing an approval sheet A: Albert? Could you co-sign this approval sheet? Accountings getting really picky. B: I know. Theyve already sent back two approvals I sent them. Where do I sign? A: Right here. Its for that new fax machine were getting.

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Every week, more children arrive to work in the hundreds of primitive mines in the bush. Here they endure long hours at dangerous jobs, wringing flecks of gold from the dirt with mercury. One of them is a 12-year-old boy named Saliou. Momodou is just

发表于:2018-12-26 / 阅读(139) / 评论(0) 分类 自然百科2016年

歌词如下: What do you see? What do you see in the bedroom? I see a bed. in the bedroom. What do you see? What do you see in the bedroom? I see a sheet. I see a bed. in the bedroom. What do you see? What do you see in the bedroom? I see a blanke

发表于:2018-12-31 / 阅读(123) / 评论(0) 分类 英语儿歌274首

People start stereotyping early. Even toddlers react positively to members of their own race, but often distrust those from different groups. The seeds of racism are planted in most everyone. Everyone, that is, except people with a rare genetic condi

发表于:2019-01-02 / 阅读(149) / 评论(0) 分类 60秒科学

By Lisa Schlein The UN Children's Fund, UNICEF, says Iodine Deficiency Disorders, which cause mental retardation, are a huge problem in Europe and Central Asia. UNICEF says this disorder can be solved

发表于:2019-01-03 / 阅读(137) / 评论(0) 分类 VOA2004(下)--健康科技

People start stereotyping early. Even toddlers react positively to members of their own race, but often distrust those from different groups. The seeds of racism are planted in most everyone. Everyone, that is, except people with a rare genetic condi

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 Scientific American(四)月

Time now for StoryCorps. This oral history project is traveling the country, collecting interviews between friends and families. Today we hear from a daughter and her father. --My name is David Warm, I'm 51 years old. --My name is Mary Warm, and I'm

发表于:2019-01-08 / 阅读(207) / 评论(0) 分类 2006年NPR美国国家公共电台

This is the VOA Special English Health Report. Deep inside each cell in our body is all the genetic information needed for life. Human genes are normally organized along forty-six chromosomes -- twenty-three from each parent. David Petersohn of Libe

发表于:2019-01-11 / 阅读(214) / 评论(0) 分类 VOA慢速英语2008年(九)月

This is the VOA Special English Health Report. Human genes are normally organized along forty-six chromosomes in our cells, twenty-three from each parent. A school for people with Down syndrome in Mexico City But some people are born with an extra c

发表于:2019-01-11 / 阅读(105) / 评论(0) 分类 VOA慢速英语2009年(九)月

By Carol Pearson Washington 14 January 2008 For years autism has baffled researchers and devastated families. Autism typically appears in the first three years of life. Symptoms include problems with communication, difficulty forming relationships an

发表于:2019-01-13 / 阅读(110) / 评论(0) 分类 VOA标准英语2008年(一月)

The Lacandon are direct descendants of the Maya peoples who live in the jungles of the Mexican state of Chiapas. Until the mid-20th century, they had little contact with the outside world. As a result, the indigenous group was almost extinct. Today

发表于:2019-01-13 / 阅读(120) / 评论(0) 分类 VOA标准英语2009年(五月)

A: Can you help me with my timesheet? B: Sure! I can help you. Do you know where the timesheets are kept? A: No, I don't know where to find one. B: Well, once you get one off the shelf over there, you first put your name on it. OK? A: Yes, I can do t

发表于:2019-01-15 / 阅读(157) / 评论(0) 分类 英语情景对话-工作

A: How do we do timesheets here? B: They are actually fairly straightforward. Do you know where the blanks are kept? A: Yes, I already have one. B: OK, well after you take one out of that second drawer, you put your name on the top. Do you see? A: I

发表于:2019-01-15 / 阅读(157) / 评论(0) 分类 英语情景对话-工作

A: I need help with my timesheet. B: OK, no problem. Have you found the blank ones? A: Yes, I have seen them. B: Yes, well put your name on it after you have downloaded it off the company website. OK? A: Yes, I understand what to do. B: You fill in t

发表于:2019-01-15 / 阅读(150) / 评论(0) 分类 英语情景对话-工作

歌词如下: What do you see? What do you see in the bedroom? I see a bed in the bedroom. What do you see? What do you see in the bedroom? I see a sheet. I see a bed in the bedroom. What do you see? What do you see in the bedroom? I see a blanket.

发表于:2019-01-28 / 阅读(200) / 评论(0) 分类 英语儿歌274首

我们上次学了由poop这个词发展而来的习惯用语,the real poop和poop sheet,里面的poop都有信息的意思。今天我们还要讲两个由poop组成的习惯用语,但是今天说到的poop含义完全不同。它是筋疲力尽

发表于:2019-02-08 / 阅读(173) / 评论(0) 分类 美国习惯用语

这是一个令人心酸的故事,每个人都有权憧景新的生活,但年仅八岁的Philip除外,因为他缺乏憧憬未来的必要条件一个健康鲜活的生命,所以看看他的new life愿望吧,你一定被会为你的幸福感动

发表于:2019-02-20 / 阅读(111) / 评论(0) 分类 英语美文
学英语单词
6-Methoxyflavanone
affect block
analytic investigation
angels dancing on the head of a pin
antipeople
antistaining agent
architectural planting
Aterax
blown joint
borderland
bourse tax
cefe
check sequence
commissioner of state
composite nerve
counter-pressure cylinder
country party
credit card finance charges
deandre
decreolizes
dolled-up
efficiency of management
eligibility-oriented
endothoraxes
ergastoplasmic
ester exchange reaction
fagara dimorphophylla engl.
foot-sloggers
free-running slag
genetic differences
girdle canal
guardiennes
Heterostemma tsoongii
Hundred Years' War
Hynerpeton bassetti
hypocalcinuria
iterative process of a-optimal design
kanazawa
karume
lateral lower abdomen
lating
linkage tree
Macht's tests
mandibular joint neuralgia
michelalbine
microbarovariograph
neo-devomit
nommin'
olivaceo-
orifice tube
parabionts
personal adjustment
plig
plymax
polypheny
population control program
proppy
protective fender for lock gate
Pterula capillaris
radialized
radiator-grid
recurrent laryngeal nerve paralyses
related cost
request line
resigned
rest potential
rhina ancylostoma
Rutiodon
rutt
schmalz
Schoenbiinae
Sericocalyx
simulated papers
sinulog
soil horizons
spectrum line shape
speed change
spherical geometry
stem tube
stentmaster
stoja
superwave
suturae palatomaxillaris
sweet potato harvester
taxation system
tending after young plantation
tetrachloro-tetrabromfluorescein
throwing in the towel
to-bear
tooth form factor
transfair
trunk show
unclothed
undermost
unsaturated downdraft
uploadings
uranium concentrate
vassilious
war-whoop
wheel cell
wing screw
zhongguo