back-up roller meaning in Chinese

托模板

Owing to introduction of developed technology and equipment , and own unceasing research and development of new metal material and thermal treatment technology , our company has developed a series of high performance forged rollers ( working roller , intermediate roller , back - up roller ) , which are widely used for production equipment in metallurgy industry and non - ferrous industry
引进先进制辊技术和设备,并在新材料及热处理技术方面的不断自我研发,已开发出广泛用于冶金、有色行业生产设备上的一系列高性能轧辊（工作辊、中间辊和支撑辊）
Considering different microstructures and properties of metal of hardened layer and the core of back - up roller , the distributions of shear stress below surface and the contact stress between work roller and back - up roller of a four - high - mill were simulated with nonlinear fem
摘要考虑轧辊表面淬硬层与其心部金属材料组织性能的差别，采用非线性有限元方法对四辊轧机的工作辊与支撑辊间接触应力及辊内剪应力分布进行模拟，并将模拟结果与传统强度校核方法进行了对比分析，研究了轧辊淬硬层厚度对辊间接触应力的影响规律。