中国大学MOOC: Why S-glass is stronger than E-glass?
举一反三
- Why S-glass is stronger than E-glass? A: The formula is different between S-glass and E-glass. B: S-glass has less impurities than E-glass. C: The diameter of S-glass is smaller than that of E-glass. D: S-glass is processed at higher temperature.
- 中国大学MOOC: Why S-glass and E-glass have different mechanical properties?
- S-glass fibers have higher strength than E-glass fibers.
- S-glass fibers have higher strength than E-glass fibers A: 正确 B: 错误
- 中国大学MOOC: _________ is considered as the glass former.