823那一天

7:00被外面马路上的嘈杂声弄醒，看看手机，还没到点继续睡，辗转反侧就是睡不着 7:30闹钟响起床，洗脸刷牙，因为想下班时去拍入社照穿衣服花了好长时间,吃上周剩下的两片面包喝牛奶； 8：０0终

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印后装订技术1000问(823-848) 823怎样计算书封壳硬纸板的长? 答：书封壳硬纸板的长＝书芯长+两个飘口宽，宽＝书芯宽－沟槽宽（7mm）＋飘口宽（3mm±1.5mm）＝书芯宽－4mm