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- He booted several easy ground balls. 他防守几个容易的滚地球失误。
- To reach base safely on(a bunt or ground ball). 安全上垒使（短打或地滚球）成为安打
- The spout feeder feeds the material, water, and grinding balls, into the mill and consists of a lined spout feeder, a feed trunnion liner, and a sandwheel assembly. 管式给料机将物料，水，球给入磨机，它由直线管式给料机，给料轴衬板，和砂轮组成。
- The results indicted that the better resistance to impact fracture and abrasion for the test grinding balls could be obtained by making use of a ... 结果表明,该球经适当的余热热处理可获得较高的抗多冲击破坏能力与耐磨性能。
- Composition design play important action to improve inside stress and spread state of grinding balls, and obtains much more better effect. 成分设计对减少和改善内应力及其分布具有较大作用,它可促使磨球改性处理得到更佳效果。
- Taylor hit a ground ball to the shortstop. 泰勒朝游击手击出一滚地球。
- A ground ball hit in such a way that it bounces. 尚未入内野就击的触地球
- The Compositions, structures and properties of medium manganese S.G.iron grinding balls were investigated under conditions of laboratory. 在实验室条件下对中锰球铁磨球的成分、组织和性能进行了试验研究;
- This paper introduces a way suitable for grinding ball globoidworm, and a design for the corresponding grinding device. 本文介绍了一种适合环面滚珠蜗杆的磨削方法以及设计出的相应的磨削装置。
- The Cr/C ratio and Si must be controlled strictly to produce Cr-V-Ti troostite grinding ball. 生产铬钒钛屈氏体磨球要严格控制 Cr/C 比和元素 Si.
- Brake disc for subway, Brake drum a Transmission case a Manifold exhaust for car Valve body, wear-resistant castings, Grinding ball, etc. 火车刹车盘,轿车刹车鼓,变速箱体,排气管阀体,耐磨铸件,磨球。消失模铸造成套技术设备。
- But Wang can't hold a lead, a sinkerball pitcher who can't get ground balls. 但相对地建仔也不能保住我们的领先，一个投伸卡的投手不能引诱滚地球。
- Using tungstenic slag as alloying additive,a sort of W,Mn ,Nb , Ta containing cast iron wear-resistant grinding ball was developed. 用钨渣作为合金添加剂,研究出含W、Mn、Nb、Ta的合金铸铁磨球。
- In order to improve the micro-structure and the mechanical properties of the nodular iron grinding ball, some control aspects have been presented. 对凝固过程中结晶组织变异的原因进行了分析，提出了改善球铁磨球的显微组织及机械性能的控制措施。
- The non-equilibrium crystallizing processes and the characteristics of the metal mould nodular iron grinding ball have been discussed in this paper. 摘要用彩色金相法分析研究了金属型球铁磨球非平衡凝固过程和特性。
- Variation and failure of the grinding ball of high chromium white cast iron during production and service are mainly caused by the internal stress. 内应力是造成高铬白口铸铁磨球在生产和服役过程中出现变异和失效的主要原因。
- In the production of low chrome cast iron grinding ball, there has been existing lower longevity and instability properties. 在低铬铸铁磨球生产上,一直存在磨球介质的使用寿命不高,性能不稳定。
- Grinding ball of spheroidal graphite cast iron with martensitic matrix was usually produced by reheating and quenching after casting. 马氏体基球墨铸铁磨球一般采用砂型(或金属型)铸造成形后,再重新加热进行淬火。
- Multi element alloy grinding balls with steel-forging; I ligh manganese alloy liners and series ot grindung balls with specialities; Nodular cast iron, Grey cast iron inspection covers, Rain cover-plate, iron railinge etc eivil worke. 多元合金磨球,钢锻;高锰合金钢衬板及特殊性能的磨球系列;球墨铸铁、灰铸铁检查井盖、雨水盖板、铁艺栅栏等市政工程铸件。
- The modern advanced metallurgy casting, management and information are important content of modern scale production of high chrome white cast iron grinding ball. 现代先进的冶金铸造技术、现代管理和信息技术是更好地实现高铬白口铸铁磨球的现代规模化生产的重要内容。
