单词:corrosive substances
单词:corrosive substances 相关文章
[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.69]1997 Passage3 [00:07.32]Technically, any substance other than food [00:10.48]that alters our bodily or mental functioning is a drug. [00:15.31]Many people mistakenly believe the term dru
Fire crews in California have been unable so far to slow the spread of a wildfire that's raging in the mountains north of Los Angeles. The blaze has charred more than 35,000 acres, forcing evacuation orders for more than 6,500 homes. California Gove
[00:04.02]Language Function: Asking about Like and Dislikes in Sports [00:10.81]A:Did you attend the sports meeting last Sunday? [00:16.01]B:Certainly!I love sports. [00:19.80]A:What's your favourite sport? [00:22.78]B:Pingpong! A:Pingpong?Why? [00:2
Sucre搬回牢房以后成为Michael越狱的帮手。一天晚上,Sucre为Michael放哨,Michael则准备把牢房的墙壁凿穿。 [00:07.30]Listen and Share [00:41.76]Sucre [00:44.16]Michael [00:47.34]Sucre [00:48.20]Michael [00:55.63]You're clear. [01:13.15]If the chemicals c
Presidents Obama and Hu Jintao of China are trying to narrow the diplomatic gulf between their nations with promises to just keep talking. One of the most divisive issues is US concern over China's undervalued currency. President Obama's urging China
Unit 74:Keep food out of the wrong places 第74单元:勿把食物置于错误的地方 Do you keep a jumbo-size candy bar in your desk drawer in the event of a nuclear attack? 你的抽屉里随时都有一条巨无霸糖果棒以防核弹来袭吗
本讲为2006年下半年新的教学内容,请对照讲义听声音! Students(researcher/scholar) of Nature are not satisfied with guessing, but they observe, day after day, the changes which tak
SCIENCE IN THE NEWS - From the Laboratory to the Playing Field: World of Sports DopingBy George Grow, Nancy Steinbach and Caty Weaver Broadcast: Tuesday, August 29, 2006 VOICE ONE: This is SCIENCE IN
污染物 aerosols气溶胶 / 气雾剂 agricultural wastes农业废物 asbestos石棉 commercial noise商业噪音 composite pollution混合污染 dioxins二恶英 hazardous substances危险物质 hazardous wastes危险废物 heavy metals重金属 h
Water Crisis in US City a 'Disaster, Not Just an Emergency' Civil rights activists, politicians and residents are calling the contamination of drinking water in an urban U.S. city a disaster, not just an emergency. Michigan Governor Rick Snyder recen
Dealing with a rusty bicycle chain can be a messy affair, but an innovative new bike from Ikea solves that pesky problem. The furniture retail giant recently introduced its new Sladda bike, which uses an oil-free and corrosion-resistant drive belt ra
对于most来讲,除了构成某些词最高级外,most的用法有几点需要注意,经常成为改错题的考点: 1. 当most表示大多数时,之前不加the, 并且有两种形式来表示大多数,分别为: most + 名词,如:
Although chemistry had come a long way in the century that separated Newton and Boyle from Scheele and Priestley and Henry Cavendish, it still had a long way to go. Right up to the closing years of the eighteenth century (and in Priestley's case a li
81 一年轻妇女死于药品试验 DATE=8-11-01 TITLE=IN THE NEWS #493 - Testing of Drugs BYLINE=Nancy Steinbach (Start at 1'05
China has for the first time released the official training video of the aircraft on the carrier Liaoning. The six-minute video features the daily training of the F15 fighter jets on the carrier. It records moments from taking off to landing. F15 fig
1. Typical of the grassland dwellers of the continent is the American antelope, or pronghorn. 1.美洲羚羊,或称叉角羚,是该大陆典型的草原动物。 2. Of the millions who saw Haleys comet in 1986, how many people will live long enou
11. Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dyes red. 11. 酸是一种化合物,它在溶
SYDNEY, Aug. 5 (Xinhua) -- The Western Australian Government announced on Friday that 14 new substances linked to the manufacture of the synthetic drug Kronic would be banned from Friday midnight. The State Mental Health Minister Helen Morton told th