Base materials for printed circuits . part 2 : specifications - specification number 17 : thin polyimide oven glass fabric copper - clad laminated sheet of defined flammability for use in the fabrication of multilayer printed boards 印刷电路用基材.第2部分:规范. 17号规范:多层印刷电路板制作用规定易燃性的聚酰亚胺机织玻璃纤维织物包铜层压板