amorphous graphite造句

例句与造句

1. Low-quality amorphous graphite is used and sourced mainly from China.
2. Amorphous graphite is the lowest quality and most abundant.
3. Large amorphous graphite deposits are found in China, Europe, Mexico and the United States.
4. However, Martin Brasier and his team from University of Oxford discredited the fossils as " secondary artefacts formed from amorphous graphite " in 2002.
5. Crucibles began using very large flake graphite, and carbon-magnesite brick requiring not quite so large flake graphite; for these and others there is now much more flexibility in size of flake required, and amorphous graphite is no longer restricted to low-end refractories.
6. It's difficult to find amorphous graphite in a sentence. 用amorphous graphite造句挺难的
7. At first, as in the early Cibola White Ware tradition, the black paint used to paint pottery was mineral based . ( For Arroyo Hondo Pueblo outside Santa Fe, Habicht-Mauche [ 1993 : 15 17 ] classifies the local mineral-painted white wares as the " Rio Grande Series " of Cibola White Ware rather than as a separate tradition . ) After AD 1200, organic-based black paint ( which reduces to amorphous graphite during firing ) became the norm ( Wendorf and Reed 1955 ).