天气预报15天查询> 时尚> 180摄氏度用多大电位计

180摄氏度用多大电位计

更新时间: 2021-04-20 05:21:36     

1、旋转的180度里变化了500次,电位器每变化一次只能转动0.36度,人手转动0.36度那是很难做到的,(500个不同的值或状态)对电位器精度要求也很高,现在市面上的普通电位器误差率都很高。

2、假如旋转的角度为1080度(就是电位器转三圈),1080度除以500次等于2.16度/次,人手转动2.16度那还是能做到的,我就说到这你自已想想看,能不能增加旋转的角度。

关键词: 摄氏度 电位

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-610315/ | 耗时:0.4172 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=610315 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=610315 LIMIT 0,1
select * from tbl_Articles_sphinx where id=610315 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(414684,747901,1821924,723801,1190402,970196,1450592,1188530,497916,784851,805827,1109233,521614,470445,1229443,1196979,1454193,423039,2498534,774040,2589542,916264,1197582,1001792,1139070,1144840,585299,1783130,360466,1990587) ORDER BY field (ArticleID,414684,747901,1821924,723801,1190402,970196,1450592,1188530,497916,784851,805827,1109233,521614,470445,1229443,1196979,1454193,423039,2498534,774040,2589542,916264,1197582,1001792,1139070,1144840,585299,1783130,360466,1990587)