The stability and the precision of adjustment of large aperture servo reflector in laser system for nuclear fusion can be distinctively improved by using cross spring-plate shore.
采用十字簧板支承可有效提高激光核聚变光路系统中的大口径伺服反射镜的稳定性和可调节性。
A low carbon martensitic spring steel has been developed to meet the requirements of variable-cross-section plate spring for trucks.
为适应变截面汽车板簧用材所需，研制了一种低碳马氏体型弹簧钢。
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