GB/T 2423.30-2013
Environmental testing―Part 2: Test methods―Test XA and guidance: Immersion in cleaning solvents 环境试验 第2部分:试验方法 试验XA和导则:在清洗剂中浸渍 |
GB/T 30143-2013
Specification for YZR series of wound-rotor three-phase induction motors for crane and metallurgical applications YZR系列起重及冶金用绕线转子三相异步电动机技术条件(机座号450~500) |
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