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浏览/检索结果: 共3条，第1-3条 帮助 限定条件 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 Piezoelectric quartz crystal group for use in e.g. defense field, has quartz crystal unit whose subscript extraction electrode is fixed with subscript cut based on quartz subscript cut wafer and subscript of shape extraction electrode. 专利 申请日期: 2012-01-01, 公开日期: 2012-07-11 作者:  JIA Z LIU W REN Z WANG F 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/18 Torque measuring method and sensor uses the piezoelectric quartz crystal with torsion effect as measuring element, and when it is acted by torque, planes perpendicular to the acted plane generates bound charges. 专利 申请日期: 2003-01-01, 公开日期: 2003-03-12 作者:  SUN B WU J QIAN M 收藏  |  浏览/下载：6/0  |  提交时间：2020/01/02 Torductor is composed of base, gland, piezoelectric quartz sensors uniformly adhered on base, and terminal posts, in which the sensor consists of piezoelectric quartz crystal and conducting wires. 专利 申请日期: 2003-01-01, 公开日期: 2003-03-12 作者:  SUN B QIAN M 收藏  |  浏览/下载：1/0  |  提交时间：2020/01/02