| 1. | Standard specification for high strength steel castings in heavy sections 重型型钢中高强度钢铸件的标准规范 |
| 2. | Application of bolt and anchor cable combined supporting in heavy section roadway 锚索支护技术在托顶煤巷道中的应用 |
| 3. | Heavy section casting 厚壁铸件 |
| 4. | Insufficient material in the mould to prevent excessive shrinkage due to heavy sections , ribs , bosses 防止由于厚部位,加筋和凸出部位的收缩,产生的模腔中材料不足 |
| 5. | The validity of the apparatus to the research on the solidification behavior of ductile iron with heavy section was verified 验证了这一装置对于厚大断面球铁铸件研究的有效性。 |
| 6. | Body : body is cast with heavy sections reinforced at points subjected to the greatest stress . valves are available in both flanged and butt welding ends . all conform to asme specifications 阀体:阀体为铸件,在关键点上通过重型型钢加以强化,能够承受更大的应力。这些阀门都可配置法兰连接端口和对焊连接端口,都符合asme标准。 |
| 7. | The graphite morphologies and the relevant mechanical properties of ductile iron sample with different eutectic times was studied by using the self - developed cooling apparatus for simulating the casting with heavy section 摘要使用自行研制的大断面铸件冷却模拟装置,研究了不同共晶时间球墨铸铁样品的石墨形态及相关的力学性能。 |
| 8. | Connecting with the situation of the hanguguan tunnel construction in zhengxi passenger special line , this paper expounds the construction principles , construction methods and the items that should pay attention to in the construction of the heavy section and collapsible loess tunnel 结合郑西客运专线函谷关隧道施工情况,简述了特大断面湿陷性黄土隧道的施工原则、施工方法以及施工中的注意事项。 |
| 9. | From wavelet analysis , the fault feature of high speed wire rod processer in the heavy section mill of wisco is successfully extracted and from this effective method the same kind accident can be avoided and the fault situation can be confirmed for the future 成功的通过小波分析提取出武钢大型厂高速线材轧机齿轮箱输出接手螺栓拉断故障特征,捕捉到故障信息,为今后判断、预防同类事故及事后确定故障部位提供了有效的分析手段。 |