Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB 25974.2-2010 |
Powered support for coal mine - Part 2: Specification for power set legs and rams 煤矿用液压支架 第2部分:立柱和千斤顶技术条件 |
China National Standards legs |
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GB/T 19545.4-2008 |
Walking aids manipulated by one arm - Requirements and test methods - Part 4: Walking sticks with three or more legs 单臂操作助行器具 要求和试验方法 第4部分:三脚或多脚手杖 |
China National Standards legs |
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