A.16±0.5mm B.17±0.5mm C.18±0.5mm D.20m±0.5m
A.12±0.5mm B.13±0.5mm C.15±0.5mm D.30±0.5m
A.1-6個(gè) B.1-7個(gè) C.1-8個(gè) D.1-10個(gè)