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浏览/检索结果: 共3条，第1-3条 帮助 限定条件 发表日期：2013    内容类型：专利     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Large capacity intelligent quick switch for electric power system, has current sampling signal processing circuit that processes signal to obtain sampling point for significance detection, when detecting time is lower than set value. 专利 申请日期: 2013-01-01, 公开日期: 2013-05-15 作者:  LIAO M HUANG Z WANG Y ZOU J DUAN X 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/13 Fully-automatic industrial arteannuin plant branch wood chopsticks processing production line, has production line unit provided with needling part, and outer circle part and ironing machine that are connected together by conveyor belt. 专利 申请日期: 2013-01-01, 公开日期: 2013-09-04 作者:  HUANG M SUN Q SUN W ZHANG D 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/13 Weakly alkaline tin-base lead-free solder composite plating solution for optoelectronic industry, comprises stannous pyrophosphate, potassium citrate, potassium pyrophosphate, cobaltous sulfate, metal particles and surfactant. 专利 申请日期: 2013-01-01, 公开日期: 2013-06-05 作者:  HUANG M PAN J ZHANG T MA H ZHAO J Z 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/13