天气预报 > 其他 > 纯棉花放放为什么变黄
纯棉花放放为什么变黄
更新时间: 2020-10-26 00:00:00  

纯棉花发黄主要有两点原因:

1、可能是存储问题。发黄纤维程度的多少取决于存储时的温度、湿度和存储时间的长短,因储存时间较长,原来白棉中未成熟棉颜色变异较快,形成淡黄染斑点。影响棉花颜色变异的因素主要有:储存时间、温度、湿度、品种、微生物。温湿度对棉花变异影响较大;

2、空气中有些酸性气体,和棉花发生氧化后,会导致棉花发黄,老化。

关键词: 纯棉 放放 为什么

纯棉花放放为什么变黄相关经验

天气预报

最新推荐

页面:/news/view-1827961/ | 耗时:0.1724 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=1827961 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1827961 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1827961 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(2339050,1330246,1111742,1459460,2593477,1077400,2984854,1929188,1078226,113300,1289778,3088520,2614528,1093993,1382668,3132133,1525508,1087313,1755074,2288024,2621367,3229675,1103941,1132637,1664386,2327664,3411135,563753,1083205,2662360) ORDER BY field (ArticleID,2339050,1330246,1111742,1459460,2593477,1077400,2984854,1929188,1078226,113300,1289778,3088520,2614528,1093993,1382668,3132133,1525508,1087313,1755074,2288024,2621367,3229675,1103941,1132637,1664386,2327664,3411135,563753,1083205,2662360)