structure and operation principle 结构与工作原理
basic structure and operation principle 基本结构和工作原理
This paper introduces the basic structure, operation principle, main performances, economical problem and USES of Nd-Fe-B single - phase synchronous motor in the future.
简要介绍了钕铁硼单相同步电动机的基本结构、运行原理、性能特点、应用前景及社会、经济效益分析。
This article introduces the structure, operation principle (except micrometer) of measuring tool grinder and the influence of the change of parameters on grinding.
叙述了量具研磨机的结构工作原理(不含千分尺部分)以及各种参数变化对研磨的影响。
This article has described the structure, operation principle and test method of salt spray cabinet, and discussed various factors that influence the cycle corrosion test.
介绍了盐雾试验箱的构造，工作原理和试验方法，并探讨了涂层在循环腐蚀试验中的诸多影响因素。
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