单词:vinyl chloride grafted polyvinyl alcohol fibre
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Transcript OK. Well I wanna talk about vinyl. Hmmwhy play it cause I dont have a record player. But well Im sat here which you cant see, but Im sat there you go, when I hear it, it will be worth it. here holding a new record. Everyone just laughed at
Dialogue 4 BUYING A SECOND-HAND CAR Laurance- What kind of a car do you have? Soony--- An old one. Laurance- I know it's old, but what make is it? Soony-- - It's a Chevrolet. Why do you ask? You going
By Mario Ritter Broadcast: August 12, 2003 This is Bill White with the VOA Special English Agriculture Report. We often think of agriculture as planting seeds and harvesting crops. But many crops do n
New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc
Dialogue 4 Laurance- What kind of a car do you have? Soony--- An old one. Laurance- I know it's old, but what make is it? Soony-- - It's a Chevrolet. Why do you ask? You going into the car business? L
[00:04.28]Reading COME AND EAT HEAR(1) [00:09.12]Wang Pengwei sat in his empty restaurant feelling very frustrated. [00:15.05]It had been a very strange morning. [00:17.92]Usually he got up early prepared his menu of mutton kebabs, [00:23.28]roast po
Recycling Plastics When plastic containers are recycled, they are first cleaned, then ground into tiny pellets and put into a flotation tank. This separates out the various plastic resins from other waste material. Once they are separated out, the pl
Vinyl Making a Record Comeback A technology thought to be obsolete only 10 years ago is making a surprising comeback. Like the fountain pen and the film camera, the vinyl phonograph record was thought to be a thing of the past. But not so, says Steve
[00:07.39]Lesson 57 1.Dialogue [00:12.54]AT THE DOCTOR'S [00:15.78]Sharon is visiting a doctor,Dr Yang. [00:21.03]What can I do for you,sharon? [00:24.58]Well,I couldn't sleep last night. [00:29.15]What was the matter? [00:31.90]I've got a pain here.
Full recovery for two hearts girl Hannah's story: I was the first one, I didn't know what was going to happen A 16-year-old girl from Wales who made history when, as a baby, she had a donor heart grafted (接枝) onto her own has made a full recover
AMERICAN MOSAIC - Hits From Usher, Rush and Josh Turner; Celebrating Vinyl; Your English Confessions JUNE SIMMS: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) Im June Simms. This week on our program, we play some music from hit records o
Vinyl Records Making Comeback Vinyl records were the main format for commercial music distribution in the 20th century. But the big black disks, called LPs, nearly disappeared after audio cassettes and then digital media, like CDs and MP3s, took thei
ARI SHAPIRO, HOST: There's no better way to hear your favorite done-me-wrong song then on scratchy vinyl coming out of an old jukebox. Those classic Seeburgs and Wurlitzers have mostly vanished from bars and restaurants. But there's one guy who makes
DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher
Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main
This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway
[00:00.00]1.W:Did Nancy tell you that George is coming to visit us tomorrow,John? [00:05.41]M:Yes,she told me that he'd be here by the weekend. [00:08.86]Q:Who is coming for a visit? [00:10.81]2.M:It's very nice of you to come to see me off,Mrs Smith
Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S
China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin
First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先,我对您说,海底有锌、铁、银、金等矿藏,开发并不是不可能的事。