vitreous silica fibres for textile use纺织: spinning and weaving; textil ...用: 40分钟跑完全程 run the course in 4 ...矽: silicon玻璃纤维: glass fibre纺织用玻璃纤维: gla fiber for textile use; glass fiber for textile use下载手机词典可随时随地查词查翻译