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GB/T 41093-2021机床安全车床Machine tools safety—Turning machines2022-10-25

JB/T 8008.4-1999机床夹具零件及部件.转动垫圈The parts and units of jigs and fixtures - Turning washer...2022-06-13

JB/T 8010.4-1999机床夹具零件及部件.转动弯压板The parts and units of jigs and fixtures - Turning bend clamp p...2022-06-13

气化炉壳体翻转辅具结构分析计算2020-07-12

Effect of roadway turnings on gas explosion propagation characteristics in coal mines2020-06-12