天气预报15天查询> 其他> 往复泵的工作原理

往复泵的工作原理

更新时间: 2020-09-19 00:00:00     

往复泵的工作原理:

往复泵活塞自左向右移动时,泵缸内形成负压,使得贮槽内液体经吸入阀进入泵缸内,当往复泵活塞自右向左移动时,缸内液体受到挤压,压力增大,使得液体由排出阀排出,往复泵活塞各吸入和排出一次液体,从而形成一个工作循环。

关键词: 往复 工作 原理

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-3229003/ | 耗时:0.0530 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=3229003 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3229003 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3229003 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1117722,1108976,1103680,1091061,1109372,1087793,1084427,1095578,1079431,1089058,1112889,1065727,1089070,1074870,1071821,1100639,1122112,1071972,1114128,1103226,1063831,1122294,1106647,1095716,1048494,1090941,1098403,1068264,1078424,1085372) ORDER BY field (ArticleID,1117722,1108976,1103680,1091061,1109372,1087793,1084427,1095578,1079431,1089058,1112889,1065727,1089070,1074870,1071821,1100639,1122112,1071972,1114128,1103226,1063831,1122294,1106647,1095716,1048494,1090941,1098403,1068264,1078424,1085372)