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- Keywords spring buffer;working principle;texting structure; 弹簧缓冲;工作原理;试验结构;
- Keywords spring collets;precision;rigidity; 弹簧夹头;精度;刚度;
- Keywords spring steel;deoxidation;barium alloy; 弹簧钢;脱氧;钡合金;
- Keywords spring wheat;flour;PPO; 春小麦;面粉;多酚氧化酶;
- Keywords spring steel;alloying;microalloy element; 弹簧钢;合金化;微量合金元素;
- Keywords spring gravimeter;elastic system;parameter; 弹簧重力仪;弹性系统;参数;
- Keywords spring;hardening martensite;upper bainite;troostite; 弹簧;淬火马氏体;上贝氏体;屈氏体;
- Keywords spring steel;decarburization;shot peening;stress;yield strength; 关键词弹簧钢;脱碳;喷丸;应力;屈服强度;
- Keywords spring steel;surface decarburization;decarburization depth; 弹簧钢;表面脱碳;脱碳深度;
- Keywords spring;relaxation ability;chemical corroding;remanent stress;wire; 弹簧;松弛性能;刻蚀;残余应力;淬火;钢丝;
- spring buffer 弹簧缓冲器
- Keywords spring steel;sag resistance;hardenability;precipitation hardening; 弹簧钢;抗弹减性;淬透性;析出硬化;
- Working stroke of spring buffer 弹簧缓冲器工作行程
- Keywords spring mandrel;coldandwarm composite extrusion;numerical simulation; 地弹簧芯轴;冷温复合挤压;数值模拟;
- spring buffer cap 弹簧缓冲器帽
- spring buffer chamber 弹簧缓冲室
- Keywords springing blasting;bench blasting;sandrock mines; 药壶爆破;浅孔台阶爆破;砂岩矿山;
- spring buffer stroke 弹簧缓冲压缩行程
- 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。
