asphalt-tar pitch
常見例句
- The performance and usage of coal-tar asphalt were introduced. Meanwhile, it was assumed the excellent characteristics, mechanism and technology of the modified coal tar pitch.
介紹了煤瀝青的性能、用途以及有廣泛用途的煤焦油改質(zhì)瀝青的優(yōu)異特性，改質(zhì)機理和生產(chǎn)工藝； 返回 asphalt-tar pitch