首页
登录
职称英语
Today, I’ll be talking about the invention of the camera and photography. Th
Today, I’ll be talking about the invention of the camera and photography. Th
游客
2024-02-29
23
管理
问题
Today, I’ll be talking about the invention of the camera and photography. The camera is often thought to be a modem invention. But as early as 1727, a German physicist【B1】______that light darkened silver salt, a chemical【B2】______. Using as a cameras a big box with a small hole to let the light in, he made【B3】______images on the salt. Silver salt is still the base of film today. Then a French scientist made the first【B4】______ picture by using a special piece of metal【B5】______with silver salt.
A photography he made in 1826 still exists. The painter Dagera【B6】______on the process by placing common salt, the kind we eat, on the metal This was in 1839, the【B7】______date of the beginning of photography. But the problem was the【B8】______of the photographs, And【B9】______ In 1860’s, Matthew Brady was able to take his famous pictures of the American Civil War, thus making portrait poses very popular. In the 20th century, George Eastman of the United States and Edwards Land,【B10】______. If we say that the photography came into existence in 1839, it follows that【B11】______. [br] 【B1】
选项
答案
discovered
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3491897.html
相关试题推荐
[originaltext]Therehavebeenmanygreatinventions,thingsthatchangethe
[originaltext]Therehavebeenmanygreatinventions,thingsthatchangethe
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
[originaltext]W:Everyoneseemstobetalkingaboutclimatechangethesedays!
[originaltext]W:Everyoneseemstobetalkingaboutclimatechangethesedays!
[originaltext]W:Everyoneseemstobetalkingaboutclimatechangethesedays!
[originaltext]M:Istilldon’tunderstandwhatitisthatyouaretalkingabout
随机试题
Thegirl(her)father(is)afamouspianist(learned)toplay(the)pianowhens
[originaltext]M:Nicetoseeyou.I’vecomeforajobinterview.W:Oh,yes.H
[originaltext]W:Iseeyouarehavingthefishforlunch.M:That’sright.Fish
人体在安静状态下,只有小部分的血量在心血管中迅速流动,而大部分血量储存在内脏静脉
教师良好的教育能力体现在()。A.知识广博 B.较强的语言表达能力 C.富有
患者,女性,32岁。主诉:左上后牙牙龈肿大1年余,无明显疼痛。检查:左上3、4间
对甲型肝炎病人的消毒隔离措施错误的是A.实行消化道隔离 B.病人的餐具应用25
被许可人的违法活动包括()。A.超越行政许可范围进行活动的 B.在无法律法
下列项目中,会使借款费用资本化金额增加的有( )。A.在建一年的厂房占用的专门借
适用于反循环旋转钻孔清孔方式是()。A.吸泥法清孔 B.换浆法清孔 C.掏
最新回复
(
0
)