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煤矿在用窄轨车辆连接链检验规范
Testing specification of in-service connecting chain of decauville car for coal mine
价格：￥0.00
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煤矿用带式输送机接触式逆止器
The contact-backstop of belt conveyor for coal mine
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矿用窄轨架线式工矿电机车技术条件
The specification of narrow tramroad gauge electric locomotive for mine
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煤矿机车产品型号编制方法
Method of type symbolization for locomotive in coal mines
价格：￥0.00
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煤矿用带式输送机型号编制方法
Method of type weaving for belt conveyor for coal mines
价格：￥0.00
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金属非金属矿山在用提升绞车安全检测检验规范
Safety inspecting-testing specification of in-service hoisting winder for metal and nonmetal mine
价格：￥0.00
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金属非金属矿山在用摩擦式提升机安全检测检验规范
Safety inspecting-testing specification of in-service friction mine hoist for metal and nonmetal mines
价格：￥0.00
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金属非金属矿山在用缠绕式提升机安全检测检验规范
Safety inspecting-testing specification of in-service mine drum hoist for metal and nonmetal mines
价格：￥0.00
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金属非金属矿山竖井提升系统防坠器安全性能检测检验规范
Safety inspecting-testing specification of parachute in mine shaft hoisting system for metal and nonmetal mines
价格：￥0.00
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重型平板车
Heavy flat deck wagon
价格：￥0.00
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