| 1. | High modulus and ductile hybrid composite rebar 混杂型高模量高韧性复合材料加强筋 |
| 2. | Weld metal toughness of submerged arc welding wire 1高韧性埋弧焊丝焊缝金属强韧性的研究 |
| 3. | Study on mechanism of difficult caving of highly tough top coal 高韧性顶煤难冒性机理研究 |
| 4. | Fine grain grade with high hardness and high toughness 具有高硬度和高韧性,晶粒度为细级别的牌号。 |
| 5. | Technique of fully mechanized top - coal caving mining in high tenacity seam 高韧性煤层综采放顶煤技术探讨 |
| 6. | Study on decompression and toughness of dynamic fractures for steel gas pipelines 高韧性管道动态断裂的气体减压模式和材料韧性研究 |
| 7. | High - ductility steel 高韧性钢 |
| 8. | The bridge punching mould made of high - grade steel with fine plating and vacuum heat processing that makes the mould durable 桥位冲模采用高韧性耐磨模具钢经真空热处理而成,使用寿命长。 |
| 9. | The new production of pva - dfrccs is successfully made out . which have achieved excellent flexural toughness , multiple cracking and flexural load - deflection hardening 通过试验成功研制出了具有多缝开裂和抗弯荷载-挠度硬化效应的高韧性pva - dfrcc 。 |
| 10. | To solve the problem of the relative difficulty in roof caving in highly tough top - coal , it is very important to study the mechanism of difficult caving of highly tough top coal 摘要为了解决高韧性顶煤的冒放性较差的问题,对其难冒性机理进行研究是非常重要的。 |