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=675","2025-10-09 18:32:51")
铣削头属于动力部件。动力部件是为组合机床供给主运动和进给运动的部件。首要有铣削动力头、动力箱、切削头、镗刀头和动力滑台。支承部件是用以装置动力滑台、带有进给机构的切削头或夹具等的部件,有侧底座、中间底座、支架、可调支架、立柱和立柱底座等。