DIN 21556-1987 Mine support valves for individual props identification code《矿井支撑物 单立支撑的阀门 标识代码》.pdf

相关资源

GOST 14151-1969 Hydrodynamic adjustable single supported couplings Basic parameters and dimensions《单支撑液体动压可调离合器 基本参数及尺寸》.pdf

ACI CCS-3-1989 Supported Beams and Slabs《支撑梁和支撑板》.pdf

NC 09-04-33-1987 Unified Elements System of Moulds Dies Stampers and Machining Devices Machining Device ádjustable Support Design Specifications《模具统一原理系统 冲模，压模和机械装置 机械装置 可调支撑 设计规格》.pdf

UNE 21 008 《电线的支撑绝缘 支撑的螺纹和该螺纹的口径》.pdf

QJ 564-1981 支撑套管.pdf

HB 3586-1985 可调导轨.pdf

HB 3-8-1983 支撑衬套.pdf

HB 3585-1985 可调导轨.pdf

MSZ 7638-1966 《平行支撑件》.pdf

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