19mm 超白+3.04mm PVB+19mm 超白(双层钢化夹层玻璃) 12mm 超白+3.04mm PVB+12mm 超白(双层弯钢化夹层玻璃) 12mm 超白+3.04mm PVB+12mm 超白(双层钢化夹层玻璃)
