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起重及冶金用三相异步电动机可靠性试验方法
Three-phase asynchronous motors intended to be used in hoisting and metallurgy work. Reliability test method
价格：￥0.00
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YZRF、YZRG系列起重及冶金用强迫通风型绕线转子三相异步电动机技术条件
Technical specifications for YZRG range of forced-ventilated wound-rotor three-phase induction motors for crane and metallurgical application
价格：￥0.00
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YCTD系列电磁调速电动机技术条件(机座号100～315)
价格：￥0.00
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YEZS系列起重用双速锥形转子制动三相异步电动机技术条件
Technical specification for YEZS range of double-speed conical-rotor brake three-phase induction motors for crane application
价格：￥0.00
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YZD系列起重用多速三相异步电动机技术条件
Technical specifications for YZD range of multi-speed three-phase induction motors for crane application
价格：￥0.00
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潜水电泵 产品质量分等（内部使用）
价格：￥0.00
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中小型电机产品质量分等 起重及冶金用三相异步电动机（内部使用）
价格：￥0.00
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YZR系列起重及冶金用中型高压绕线转子三相异步电动机技术条件
Technical specification for YZR range of high-voltage medium-sized wound-rotor three-phase induction motors for crane and metallurgical application
价格：￥0.00
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