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This electronic controlling double-joined-valve system is a new type of electronic water-saving integrated system for toilet bowl according to the demand of domestic toilet water-saving. The electronic water-saving integrated system are consists of an electron control system, electromagnetic double joined valve, domestic wastewater reuse device, feedwater pipeline system, sewage drainage pipeline...
A type of passive pulling type xylophone-playing robot (PPXR) is presented based on the special demands of playing xylophone. Its integrated structure and working principle are introduced. Its control system and important performance parameters are also discussed. PPXR consists of two mallet-moving devices, two mallet-beating devices, an industry control computer, a motion controller, control software,...
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