紹介
新しいプレゼンアシスタント。
これまで以上に短時間で、コンテンツをの質を上げ、強化、調整し、関連する画像を入手し、ビジュアルを編集できるようになりました。
トレンド検索
the life of
Famous Inventor
Chinese inventor of paper from (50–121 CE). Cai Lun was a Chinese political administrator credited with inventing modern paper and inventing the paper-making process. His invention included the use of raw materials such as bark, hemp, silk and fishing net. The sheets of fibre were suspended in water before removing for drying.
Paper is made differantly today in two steps: Cellulose fibers are extracted from a variety of sources and converted to pulp. Pulp is combined with water and placed on a paper making machine where it is flattened, dried, and cut into sheets and rolls.
Everybody uses paper and its really popular.