您要查找的是不是：
- Keywords roadheader;traveling system;gateway; 掘进机;行走系统;巷道;
- Keywords roadhead;lateral axis;technology;develop; 掘进机;横轴式;技术;发展;
- Keywords roadheader;compound transmission;vibra-cuting mechanism; 掘进机;复合传动;振动截割机构;
- Keywords roadheader;power bond graph;dynamic characteristics; 掘进机;功率键合图;动态特性;
- Keywords roadheader;picker;failure form;analysis of countermeasure; 掘进机;截齿;失效形式;对策分析;
- Keywords roadheader;cutting head;pick;load variation coefficient; 掘进机;截割头;截齿;载荷;变差系数;
- Keywords roadheader;cutting head;bit arrangement;load fluctuation; 掘进机;截割头;截齿排列;载荷波动;
- Keywords Roadheader Vibration cutting mechanism Structure design; 掘进机;振动截割机构;结构设计;
- Keywords roadheader;cutting head;motion analysis;simulation; 掘进机;截割头;运动分析;仿真;
- Keywords Roadheader;Key accessory;Limited element method;Stress analyzing; 掘进机;关键零部件;有限元法;应力分析;
- Keywords roadheader;pin axle;joint bearing;axial play;calibration board; 掘进机;销轴;关节轴承;轴向串动;卡板;
- Keywords Roadheader;Driving system;Hydraulic motor;Intelligent control; 掘进机;行走系统;液压马达;智能控制;
- Keywords roadheader;cutting head;optimization;load fluctuation;specific energy consumption; 掘进机;截割头;优化设计;载荷波动;比能耗;
- Keywords roadheader;cutting head;optimized design;variation coefficient;specific energy consumption; 掘进机;截割头;优化设计;变差系数;比能耗;
- Keywords roadheader;gyration platform;casting;technology;crack;shrinkage cavity;modulus; 掘进机;回转台;铸造;工艺;裂纹;缩孔;模数;
- Keywords: GPRS; GPS; GIS; Protocol; Design?? 关键词：通用分组无线业务；全球定位系统；地理信息系统；协议；设计??
- Make bulk changes to keywords, ads, and ad groups. 批量更改关键字、广告和广告组。
- Some keywords in SQL are also reserved words. SQL中的一些关键字也是保留字。
- Are reserved keywords in Office projects. 是Office项目中的保留关键字。
