A.耐磨度和吸水率 B.吸水率和硬度 C.色差和尺碼 D.以上都是
A.0.2~0.3 B.0.5 C.0.1 D.0.1~0.2
A.1:2/6-10mm B.1:3/5-11mm C.1:2/5-11mm D.1:3/6-10mm