单词:Zeiss-Abbe apertometer
单词:Zeiss-Abbe apertometer 相关文章
A: This parking meter is really confusing. Can you help me figure it out? B: It's just like the old one, but with new stuff added. A: Yeah, OK. B: The first step is deciding on debit or credit card payment, so which one is it? A: I have coins. B: Per
A: Whoa, I never saw a meter like this before; how do you use it? B: It's simple, once you do it a few times. Do you know how the old one worked? A: I never used a parking meter before. B: So we start out by deciding whether you will use cash or a cr
A: Excuse me, could you help me figure out how to use this new parking meter? B: Sure, it was confusing for me also. Have you ever used a regular meter? A: Yes, I understood the old one. B: Well, on this one you can use coins or a debit or credit car
He needed to blow his nose. He pulled four sheets off the roll of toilet paper. What's this, he wondered. The first two sheets were 2-ply. The next two sheets were mostly 1-ply. He pulled six more sheets off the roll. The first four sheets were mostl
unit01 The Weight of Paper纸的分量 The arrival of computer everywhere in the workplace would, some technological forecasters predicted, soon make paper a thing of the past. And guess what? Bill Gates vision of a computer on every desk has been mo
STEVE EMBER: Im Steve Ember. BARBARA KLEIN: And Im Barbara Klein with EXPLORATIONS in VOA Special English. A planetarium is a theater with a rounded ceiling onto which images of the stars and planets are projected. Planetariums give educational shows
Technology Report - How to Do It: Making Paper by Hand This is the VOA Special English Technology Report. The earliest process of making paper was done almost five thousand years ago in Egypt and the Nile Valley. In those days, paper was made from st
Education Report - When a Textbook Is Online, Not on Paper 教育报道 - 美国一些公立学校启用电子教科书 This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 Electronic books have changed t
by Michael W. Flynn First, a disclaimer: Although I am an attorney, the legal information in this podcast is not intended to be a substitute for seeking personalized legal advice from an attorney licensed to practice in your jurisdiction. Further, I
Sammy looked at the pile of paper on the floor. Whenever he finished reading his mail or a newspaper or magazine, he threw it into this pile. This was his recycling pile. At the moment, it was almost two feet high. It was time to recycle. He squatted
Jimmy dropped a piece of paper on the floor. He bent over and picked it up. He folded the piece of paper in two. He put it on the table. He picked up a pencil. He wrote a phone number on the piece of paper. He put the pencil on the table. He picked u
Jim had two separate sheets of paper. He wanted to put the two sheets of paper together. He did not want to glue them together. He did not want to use glue. He did not want to staple them together. He did not want to use a staple. What did Jim want t
Student: I wonder if I could ask you some questions about our paper, professor. Do you want us to cite our sources in the footnotes? Professor: You should use endnotes for longer explanations. Otherwise, just follow the style sheet I passed out for c
By George Dwyer Washington, DC 07 August 2006 watch Parking Meter report A small company in the eastern U.S. state of Maryland has begun field-testing a new kind of parking meter. It uses sonar detection technology to determine when an automobile ha
1. Federal authorities investigating the shooting at a Sikh Temple near Milwaukee are looking for a motive. Six people were killed before police shot and killed the gunman. 2. The Curiosity rover is now on Mars. It sent a pair of pictures of the Mart
1. Colorado prosecutors have formally charged James Holmes with 24 counts of murder in the shooting at a movie theater. He was also charged with 116 counts of attempted murder. Two charges were filed for each of the 12 people killed and 58 injured. 2
After 125 Years, Paper Coupons Thrive Digitally When Laura Harders does her familys grocery shopping each Friday, she comes armed with a shopping list and coupons. Harders started using coupons about six years ago, when she was expecting her first ba
Chapter 6 - Hlne in Petersburg Helene, having returned with the court from Vilna to Petersburg, found herself in a difficult position. In Petersburg she had enjoyed the special protection of a grandee who occupied one of the highest posts in the Empi
shows it really quite well. In order to bring back a piece of this mystery, his team of divers will be risking their lives. Diving problems, you got currents, tides, waves. We havent been here before. We haven't been this deep, though. One of those c
今天我们要学的词是taper off。 Taper off, 是逐步减弱,逐步停止的意思。The number of tourists in the beach area tapered off after the peak season, 旅游旺季结束后,到海边来玩的游客慢慢减少了。Sales are expec