B4M-327-2 柜子尺寸:932W*400D*878H 抽屉外尺寸:281W*407D*82H 抽屉内尺寸:276W*387D*78H B4S-354-2 柜子尺寸:932W*400D*878H 抽屉外尺寸:281W*407D*40H 抽屉内尺寸:276W*387D*37H