| 1. | Antimony adds to the rigidity of the casting .
锑能增加铸件的硬度。 |
| 2. | It's used for the production of large castings .
它用于大型铸件的制备。 |
| 3. | Any out-of-adjustment pins can be reason for casting rejection .
如果顶钉调整不当，可能使铸件报废。 |
| 4. | Ribs are sometimes add to the webs of castings to give greater strength and rigidity .
有时在铸件的腹板上加上肋条，以增强其强度和刚度。 |
| 5. | Multi-cavity molds are sometimes provided with knock-out pins for easy ejection of the casting from the molds .
多腔模具有时装有顶钉，以便铸件易于脱模。 |
| 6. | All lead castings were produced at first by hand in many cases from single cavity molds .
起初所有的铅铸件都是手工生产的，而且在许多情况下都是使用单腔模具。 |
| 7. | By such addition of the cellulosic material, an explosive cast is achieved having greater mechanical strength .
由于加入这种纤维质物质，炸药铸件具有较高的机械强度。 |
| 8. | The temperature of the lead should be such that it is just enough to produce satisfactory castings in a heat-stabilized mold .
铅液的温度要正好适宜于在热稳定的模具中铸出合格铸件。 |
| 9. | The center unit carries the grid casting from the mold through the trimming die and finally drops it off the conveyor to a collecting tray .
中间的单元带着板栅铸件从模具通过整修模，最后从传送带上将它置落到收集架上。 |
| 10. | Foundry products - pigs . iron - machinability testing
铸件-金属铸块.铸铁切削性试验 |
