天气预报15天查询> 其他> 研具材料要比被研磨工件软还是硬

研具材料要比被研磨工件软还是硬

更新时间: 2020-07-04 00:00:00     

研具材料硬度比研磨工件低,在一定程度上能够更好的保证工件的表面粗糙度,不容易产生划痕;

研具材料硬度比研磨工件高,在研磨速度上可能会提高,但容易草成划痕和粗糙度,即光洁度超标;

针孔就是研磨工具表面的“凹眼处”,此处的用途,是更好的保存研磨粉或者研磨浆料的储存,研磨工具组织均匀,就能够保证同速度下均匀的磨削。

关键词: 材料 研磨 工件 还是

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-2315239/ | 耗时:1.0033 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=2315239 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2315239 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2315239 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(2023626,2550624,1101797,1085689,1105777,1054610,1130925,1094151,1123028,555417,1059090,1108910,1119546,1124945,2501678,2737039,1116944,1513020,1324031,2382202,614272,779941,3318145,3380852,1131069,109662,1126859,1087713,108112,1125271) ORDER BY field (ArticleID,2023626,2550624,1101797,1085689,1105777,1054610,1130925,1094151,1123028,555417,1059090,1108910,1119546,1124945,2501678,2737039,1116944,1513020,1324031,2382202,614272,779941,3318145,3380852,1131069,109662,1126859,1087713,108112,1125271)