In this paper, The improvement on old speed signaler is described by dissecting some development process of a new-type ZX-5B1 speed signaler in detail.
本文通过剖析新型ZX-5B1转速信号器研制中的若干环节，阐述了对老型产品的改进。
In this paper, The improvement on old speed signaler is described by dissecting some development process of a new-type ZX-5B1 speed signaler in detail.
本文通过剖析新型ZX-5B1转速信号器研制中的若干环节，阐述了对老型产品的改进。
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