请简述物流系统的目标
参考答案:(1)客户服务 (2)快捷、及时 (3)节约成本 (4)规模优化 (5)库存调节
选择正确的引导词补全句子
1.I don't know ________ he will come.(that,if)
2.I believe ________ he is a good teacher.(that,if)
3.I want to know ________ you join this club.(why,what)
4.They asked ________ I came from.(if,where)
5.I can't remember ________ I bought this bag.(when,that)
钢丝绳直径磨损不超过30%,允许根据磨损程度降低拉力继续使用,超过20%的则应报废。