Do the following statements agree with the information given in IELTS Data Reading Passage 230 – The History of the Invention of Plastics Reading Passage? In boxes 6-9 on your answer sheet, write TRUEif the statement is True FALSEif the statement is false ...
Passage 1:塑料The Development of Plastics 题型:填空7+判断6 参考文章: The History of the Invention of Plastics A Natural polymers include such familiar substances as silk, rubber, and cotton. Plastics are artificial polymers. Plastics are used on a daily basis throughout the world. The word pl...
After cellulose nitrate, formaldehyde was the next product to advance the technology of plastic. Around 1897, efforts to manufacture white chalkboards led to the invention ofcasein plastics(milk protein mixed with formaldehyde). Galalith and Erinoid are two early tradename examples. In 1899, Arthur...
9分达人阅读第17套P2-The Development of Plasticstuonindefu.com/?9分达人阅读第17套P3-Global Warming in New Zealandtuonindefu.com/?9分达人阅读第18套P1-Computer Games for Preschoolers: Nintendo’s Research and Design Processtuonindefu.com/?9分达人阅读第18套P2-The History of Penciltuonindefu...
StyrenesPlasticsParturitionheliumbirthThe article offers information on the history related to the invention of plastic. In 1839, a German apothecary, Eduard Simon found that styrol, a distillate obtained from sweet gum resin, became a jelly after seve...
剑桥雅思5 Test 2阅读Passage 1原文翻译 Bakelite-the birth of modern plastics 现代塑料的诞生 剑桥雅思5 Test 2阅读Passage 2原文翻译 what’s so funny 关于幽默的最新研究 剑桥雅思5 Test 2阅读Passage 3原文翻译 The Birth of Scientific English 科学英语的诞生 ...
I first discovered the Napoleonic cryptographic battle a few years ago when I was reading Sir Charles Oman’s epic History of the Peninsular War. In volume V he had attached an appendix, “The Scovell Ciphers.” (47) It listed many documents in code that had been captured from the French...
【题文】 An invention to tackle canal plastics pollution was one of the highlights of the recent Amsterdam International Water Week. The instrument, named"the great Bubble barrier" is a bubble screen that will remove plastic trash from the canals and therefore prevent it from flowing through to...
剑桥雅思5 Test 2阅读Passage 1答案解析 Bakelite-the birth of modern plastics 现代塑料的诞生 剑桥雅思5 Test 2阅读Passage 2答案解析 what‘s so funny 幽默研究 剑桥雅思5 Test 2阅读Passage 3答案解析 The Birth of Scientific English 科学英语的诞生 ...
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