数据库错误: [Field 'lasttime' doesn't have a default value]
insert into iplist (ip,system,browser,url,startime) value("10.2.166.62","Unknown","unknown","http://bzgroup.com.cn/?a=view&p=445&r=648","2025-10-09 22:13:21")
组合机床是以通用部件为根底,配以按工件特定外形和加工工艺设计的专用部件和夹具,组成的半自动或自动专用机床。它普通采用多轴、多刀、多工序、多面或多工位同时加工的方式,消费效率比通用机床高几倍至几十倍。