The first great invention was one that is still very important today—the wheel (轮子). This made it easier to carry heavy things and to travel long ways. For hundreds of years after that, there were few inventions that had as much influences the wheel. Then in the early 1800s, the ...
Topic 1: Papermaking The four great inventions (四大发明) of China are the Compass(指南针),Gunpowder(火药),Papermaking(造纸术) and Printing(印刷术). The invention of papermaking is China's contribution (贡00000献) to the civilization (文明) of the world. Paper was first made in China al...
awhen warranty promises are made, the total cost to be associated with those promises is estimated and recorded as an expense at the time of the sale. 当保单诺言被许下时,总成本同那些诺言联系在一起估计并且被记录作为费用在销售之时。 [translate] akonstruktiert 正在翻译,请等待... [translate]...
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6. Paper was first created about 2000 years ago, and has been made from silk cotton, bamboo, and, since the 19th century, from wood. 纸最早约2000年前被制造。它由丝、棉、竹子制造,自从19世纪开始,用木头制造。 7. Today information can be received online, downloaded from the Internet rather...
Development in printingto produce books more quickly and cheaply. 相关知识点: 试题来源: 解析 II. 1. have changed 2. send and receive3. with the development 4. was; created 5. made it pos-sible 反馈 收藏
Paper is one of the most important inventions. It meant that more people could be educated because more books could be printed. Paper provided an important way to communicate with knowledge. Paper was first made in China about 2,000 years ago. Paper was not made in southern Europe until 110...
The first, which I made as an undergraduate, was a simple and reliable test kit for diagnosis of pregnancy. This was followed by the solid phase radioimmunoassay and a solid phase assay for vitamin B12; next, the dual specific non-competitive sandwich assay and the in-vitro test for ...
This are some of the Chinese inventions next. In this timeline we are going to talk about the important Chinese inventions that we use it right now. 1000 BC Stern Rudder Was made by the Shang dynasty.View on timeline 1000 BC Silk Was one of the most important inventions for themView on...
Citation Frequency and the Value of Patented Inventions Through a survey, private economic value estimates were obtained on 964 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in, 1995. A search of subsequent U.S. and ...