This paper introduces the design characteristics, working principle, performance test and test results of YYB20-24 single-phase self-priming pump and its mating motor.
详细地介绍了YYB20 - 24单相自吸泵及配套电机的设计特点、工作原理、性能测试及试验结果。
Considering the problem of assembly constraints evolution in the process of product assembly design, a method of assembly constraints modeling based on mating surface couples was presented.
针对产品装配设计中存在的装配约束演化问题，提出了基于配合面偶的装配约束建模方法。
We have export and import rights, possess the ability of providing ship electrical design, manufacture and debug service, which makes Fengde a professional Marine mating manufacturer.
公司拥有自营进出口权，具有为用户提供整船电气设计、制造、调试服务的能力，成为专业船舶配套厂家之一。
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