autotype paper

基本解釋

The carbon in the past, be add on paper face have autotype a material of the function, common front opposite has, so, two sides can be used.
過去的復寫紙，是在紙面上加上具有復寫功能的一層材料，一般正面反面都有，所以，兩面都能使用。
There also is a tu yi layer later so as carbon must expect tu youcai that is gadarene can write on ground floor paper so when below same handwriting also can appear on a paper finish autotype the job.
后來也有只涂一層的，所以，作為復寫紙，必須將涂有材料的那層朝下，這樣就能在第一層紙上寫字時，下面一層紙上也能出現(xiàn)同樣的字跡，完成復寫工作。