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1Academic Journal
Alternate Title: Electronic Design of Direction Switching Circuit of ZPW-2000A Track Circuit. (English)
المؤلفون: 王华超
المصدر: Railway Signalling & Communication Engineering; Oct2022, Vol. 19 Issue 10, p66-69, 4p
مصطلحات موضوعية: ELECTRONIC circuits, SWITCHING circuits, ELECTRONIC equipment, ELECTRONIC paper, DESIGN
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4Academic Journal
Alternate Title: Influence of local blockage on pipe transient frequency response characteristic and its application. (English)
المصدر: Journal of Drainage & Irrigation Machinery Engineering / Paiguan Jixie Gongcheng Xuebao; May2016, Vol. 34 Issue 5, p424-429, 6p