您要查找的是不是:
- Using thin, wide ingate and chill can prevent the shrinkage defect, and improve casting yield by 3%. 采用薄、宽的内浇道和冷铁工艺消除了飞轮铸件的缩孔缺陷,铸造工艺出品率提高3%25;
- The numerical simulation of temperature field and shrinkage defect prediction for a valve casting, which was involved in 4 kinds of casting proces. 对采用4种不同铸造工艺方案的阀体铸件凝固过程进行了数值模拟及缺陷预测,获得了与试验相一致的模拟结果。
- A ductile iron casting was taken as an exaple to show how should properly design feeder and utilize chills to realize proportional solidification and prevent shrinkage defect. 结合铸件实例,说明合理设计冒口和利用冷铁使球铁铸件实现均衡凝固,防止缩孔、缩松的工艺方法。
- By improving foundry method, controlling composition, choosing appropriate inoculant and using Te-coating, the shrinkage defect could be reduce effectively. 通过改进铸造工艺、控制铁液成分、选择合适的孕育剂、使用碲涂料等综合控制手段,能有效降低缩松缺陷率,防止缸盖的渗漏现象。
- The reason causing shrinkage defect was analyzed,and the following measure was adopted: setting chills on both the top and bottom surfaces of the casting. 对引起缩松的原因进行了分析,并采取了相应的工艺措施,上下底面同时加冷铁,消除了缩松缺陷。
- Using thin, wide ingate and chill can prevent the shrinkage defect, and improve casting yield by 3%. The design of running system according to Large Orifice Discharge was used in practice. 采用薄、宽的内浇道和冷铁工艺消除了飞轮铸件的缩孔缺陷,铸造工艺出品率提高3%25;根据大孔出流理论设计的浇注系统符合实际生产。
- No burr,flash,scratch, flow mark , bright speck ,shrinkage defects etc on the surface of product. 外观表面不可有毛边、刮痕、流痕、亮痕、缩水等不良现象.
- Manual molding had been used for the nodular iron front wheel boss and differential mechanism case, and chills were used to prevent shrinkage defects. 球铁前轮毂和差速器原采用手工造型,用外冷铁解决缩孔缺陷。
- Measures to Reduce Shrinkage Defect of Multi-Cylinder Heads for Diesel Engines 减少多缸柴油机缸盖缩松缺陷的工艺探索
- There has been some shrinkage in our export trade. 我们的出口贸易量已有些减少。
- They detected no defect in the product. 他们没发现产品有任何问题。
- This was his fatal defect; he was of feeble will. 这是他致命的弱点,他意志薄弱。
- A defect of focus, such as blurring in an image. 像差焦点不准确而造成的物像模糊
- It's best to allow for shrinkage when buying cotton clothes. 买棉布衣服时最好考虑到它们的缩水率。
- Near-sightedness is a visual defect. 近视是一个视力缺陷。
- A defect in the fuel lines prevented the missile from blasting off. 燃料管路上的一个缺陷妨碍了导弹的发射。
- In other cases, water was in excess, and fire in defect. 至于其它的情形则是水分太多,火候不足。
- To establish reasonable solidification sequence can eliminate the piston dispersed shrinkage defect 建立合理凝固顺序消除活塞缩松缺陷
- As a result of shrinkage, the shirt is now too small to wear. 由于洗后缩小,那件衬衫现在小得不能穿了。
- One of the lorries dropped back with a mechanical defect. 一辆卡车因出故障而落在后面了。