}6@ƒCƒ“ƒRƒlƒ‹600@ΨνŽž‚ΜŽdγ‚°–Κ‚ΜƒLƒY
ƒZƒ‰ƒ~ƒbƒNƒX Al2O3Œn@@@@@100m/minA2min
@@@@@
0.5mm