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煤矿降尘用喷嘴通用技术条件
General specification for the water nozzle to control dusts in coal mine
参考页数:16P.;A4
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抽放瓦斯管道流量测定方法.均速管流量传感器测定方法
Flow measurement method of pipe for gas drainage.measurement method of mean velocity tube flow transducer
参考页数:7P.;A4
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矿用液压多路换向阀试验方法
参考页数:13P.;A4
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采煤机液压元件试验规范
Test specification for hydraulic components used in shearer
参考页数:12P.;A4
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矿用液压斜盘式轴向柱塞泵产品质量分等
参考页数:8P.;A4
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矿用摆线液压马达产品质量分等
参考页数:9P.;A4
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矿用圆环链用扁平接链环检验规范
参考页数:7P.;A4
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煤矿用隔爆水槽和隔爆水袋.通用技术条件
参考页数:9P.;A4
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