单项选择题
A.1.5TPO+0.1胶层 B.1.2TPO+0.4胶层 C.1.0TPO+0.6胶层 D.1.2TPO+0.3胶层
A.0.5mm B.0.8mm C.1.2mm D.1.5mm
A.0.55mm B.0.75mm C.0.8mm D.0.85mm