making wood byproducts such as cellulose, rayon, and paper, and experimenting with peeled veneers from logs / united kingdom - 植物細胞 個影片檔及 b 捲影像00:24
workmen taking tubes of cellulose converted into rayon out of machine and placing them on trays / two shots of women wrapping tubes of rayon with... - 植物細胞 個影片檔及 b 捲影像01:05
shredded cellulose churning in liquid chemical solution / large machine rotating through shredded cellulose / workman dumping treated cellulose... - 植物細胞 個影片檔及 b 捲影像01:13
small logs floating along in water chute / workmen use grappling hooks to position logs on conveyor belt / view of inside of large revolving drum as... - 植物細胞 個影片檔及 b 捲影像01:07
female archegonial head above thallus of liverwort (marchantiophyta), scotland - 植物細胞 個影片檔及 b 捲影像00:18
female archegonial head above thallus of liverwort (marchantiophyta), scotland - 植物細胞 個影片檔及 b 捲影像00:10
female archegonial head above thallus of liverwort (marchantiophyta), scotland - 植物細胞 個影片檔及 b 捲影像00:10
"news flashes!" / group of people standing outside demolished american pyroloxion waste company plant / two shots of nearby demolished house /... - 植物細胞 個影片檔及 b 捲影像00:52