定长玻璃纤维纺织布

bronze glass

lucite[专业]塑料;organic glass[专业]塑料;polymethyl methacrylate[专业]塑料

infrared and ultraviolet absorption vycor glass【玻璃】

glass flour

glass sealing adhesives SA

glass lubricant

gauging glass

object glass【光】;object lens【光】;objective【光】