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浏览/检索结果: 共5条，第1-5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 Phellinus igniarius sunscreen cream and preparation method of sunscreen cream 专利 申请日期: 2015-01-01, 作者:  GUO QIANYU;  SHEN XUEMEI;  WANG JIAHENG;  FU MENGJIE;  YU WENQIAN 收藏  |  浏览/下载：9/0  |  提交时间：2019/04/19 Semiconductor chip grinding sand wheel tool setting device, has vacuum generator mounted in through-hole, where air supplying port and exhaust port of vacuum generator communicates with compressed air outer side. 专利 申请日期: 2010-01-01, 公开日期: 2010-01-27 作者:  ZHU X CHU X GUO D KANG R LV H 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/24 Anti-clogging vacuum suction disc has disc housing comprising clamping end that is provided with ring-shaped channel connected with air path formed in housing, for separating supporting surface of inner disc from clamping end. 专利 申请日期: 2010-01-01, 公开日期: 2010-07-28 作者:  GUO D ZHU X CHU X GU R 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/24 Semiconductor wafer rough-grinding and accurate-grinding combining grinding wheel's spindle structure for single-spindle grinding machine, has vent pipe connected with outside air pressure control system. 专利 申请日期: 2010-01-01, 公开日期: 2010-04-07 作者:  CHU X HUANG G ZHU X GUO D KANG R 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/24 Floating head gas bearing, has air inlet hole that is connected with porous material layer, which is parallel to face of bearing part towards porous material layer that is internally provided in floating head. 专利 申请日期: 2010-01-01, 公开日期: 2010-07-28 作者:  JIANG S GUO D ZHU K ZHU X CHU X 收藏  |  浏览/下载：3/0  |  提交时间：2019/12/24