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光学筛选机 optical screening machine 拉力试验机 tensile testing machine 硬度仪 hardness tester 光谱仪 spectrometer 镜像投影仪 mirror panels 游标卡尺 vernier caliper 千分尺 micrometer 测量及维修 measure and maintenance

紧固件设计 fastener design 模拟过程控制 simulation process control 紧固件检测机构 astener testing mechanism 紧固件行业ERP软件 fastener industry ERP software 信息化系统 information system 紧固件媒体 fastener media 紧固件生产及服务认证机构 fastener manufacturing and service ce 紧固件研发机构 fastener development mechanism 紧固件协会及行业组织 fastener association and industry assoc

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