作业帮谁用英语介绍下照相机的发明?英语介绍下照相机的发明!(80词左右附中文)
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谁用英语介绍下照相机的发明?英语介绍下照相机的发明!(80词左右附中文)
谁用英语介绍下照相机的发明?
英语介绍下照相机的发明!(80词左右附中文)
谁用英语介绍下照相机的发明?英语介绍下照相机的发明!(80词左右附中文)
Put a handful silver spoon on the plate metals using iodine to have handled,after a while accidentally when one France scholar who is called Dagaier is studying the technology having a picture taken in 1839 annual Dagaier,Dagaier discovers this that silver spoon shadow is printed unexpectedly having arrived at board going ahead.This one phenomenon makes him be greatly surprised at.He grinds system plate metals thereupon specially ,shoot and in above,having spread iodine ,having used lens to be in progress,really beat has issued the thin shadow,Dagaier's invention and the photograph now technology are identical mainly.Reason why ,technology invention having a picture taken ought to give the credit to Dagaier.