机械动力传输用挠性联轴器|沙特标准|SASO-GSO-14691
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机械动力传输用挠性联轴器|沙特标准|SASO-GSO-14691
SASO-GSO-14691
Petroleum and natural gas industries -Flexible couplings for mechanical power transmission - General purpose applications
石油和天然气工业.机械动力传输用挠性联轴器.一般用途
SASO-GSO-14691
Petroleum and natural gas industries -Flexible couplings for mechanical power transmission - General purpose applications
石油和天然气工业.机械动力传输用挠性联轴器.一般用途
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