The paper summarized the development work of copper staves for blast furnaces in castingtube method.
总结了铸管式高炉铜冷却壁的研制工作。
2
In the support project of soft-rock tunnel, the pullout resistance of the Self-screwed Slip CastingTube Bolt is the critical technical parameter that related to the security of anchorage system.
在软岩隧道支护中，自旋注浆锚管的抗拔力是至关重要的技术参数，关系到锚固体系的安全。
3
Our technical staff of high pressure boiler tube steel casting properties that mainly by casting metal liquidity, shrinkage characteristics, segregation orientation to comprehensive evaluation.