对电站锅炉用热挤压合结管进行了系统的研制开发。
The article introduces the systematic research and development of hot extruded alloy structure tubes for power station boilers.
汽车用钢主要是优质型材，以合结钢、碳结钢和弹簧钢为主。
The steel for auto is mostly high grade profiled steel, among this, alloy steel, carbon steel, spring steel are mostly.
硅铁作为合金元素加入剂广泛用于低合金结构钢、合结钢、弹簧钢、轴承钢、耐热钢及电工硅钢之中。
As alloy additives, ferrosilicon is widely used in low alloy structural steel, alloy structural steel, spring steel, bearing steel, heat - resistant steel and electrical silicon steel.
此外，结 合可能无细微先验知识的限制，提出了有限盲攻击技术。
The limited blind interference technology is presented in terms of no subtle priori knowledge.
另一方面，框架则是以卡制的方式将各个框条结 合，当框条形变或断裂时，则可随时替换为新的框条，有效减少维修成本。
When deformation or fracture, a frame strip can be replaced by a new frame strip so as to reduce maintenance cost effectively.
另一方面，框架则是以卡制的方式将各个框条结 合，当框条形变或断裂时，则可随时替换为新的框条，有效减少维修成本。
When deformation or fracture, a frame strip can be replaced by a new frame strip so as to reduce maintenance cost effectively.
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