When wine was first made,wine makers found that it turned sour(酸的) instead of staying sweet.They did not know what to do.At last they asked Louis Pasteur,(路易.巴斯德)a French scientist ,to find out why it turned sour.The scientists working with Louis Pasteur,said that there was ...
英语阅读理解When wine was first made,wine makers found that it turned sour(酸的) instead of staying sweet.They did not know what to do.At last they asked Louis Pasteur,(路易.巴斯德)a French scientist ,to find out why it turned sour.The s
英语阅读理解When wine was first made,wine makers found that it turned sour(酸的) instead of staying sweet.They did not know what to do.At last they asked Louis Pasteur,(路易.巴斯德)a French scientist ,to find out why it turned sour.The s
T he pasteurization process is named after Louis Pasteur , who developed it in the 1800s .1 . Why did Metcalf help Africans use solar cookers?A . He wanted to help them to fight poverty.B . He found it a dangerous job to collect firewood .C. He realized using firewood is not good ...
4.Water Pasteurization Indicator was developed to . A. kill the bacteria in water B. honor Louis Pasteur C. make waste water reusable D. dig holes in riverbeds 5.It can be inferred from tile passage that . A. Africans find it hard to learn to use solar cookers ...
When a rare disease ALD threatened to kill the four-year-old boy Lorenzo, his parents refused to give up hope. Doctors explained that there was no cure for ALD, and that he would probably die within three years. But Lorenzo’s parents set out to prove th
“WaterPasteurizationIndicator**.ThepasteurizationprocessisnamedafterLouisPasteur,whodevelopeditinthe1800s.WhydidMetcalfhelpAfricansusesolarcookers?()Hewantedtohelpthemtofightpoverty.Hefounditadangerousjobtocollectfirewood.Herealizedusingfirewoodisnotgoodfortheenvironment.TOC\o"1-5"\h\zTheunderlinedword"it"in...
Dr.Metcalf and others developed a simple,reusable tool that people can use to make sure their water is safe∞drink.The tool is calked a WAPI,which stands for“Water Pasteurization Indicator”.The pasteurization process is named after Louis Pasteur,who developed it in the 1800s. 1.Why did Me...
Dr.Metcalf and others developed a simple,reusable tool that people can use to make sure their water is safe∞drink.The tool is calked a WAPI,which stands for“Water Pasteurization Indicator”.The pasteurization process is named after Louis Pasteur,who developed it in the 1800s. 1.Why did Me...
Dr.Metcalf and others developed a simple,reusable tool that people can use to make sure their water is safe∞drink.The tool is calked a WAPI,which stands for“Water Pasteurization Indicator”.The pasteurization process is named after Louis Pasteur,who developed it in the 1800s. 1.Why did Me...