天气预报15天查询> 生活> 琥珀的简介

琥珀的简介

更新时间: 2021-05-31 20:21:08     

1、琥珀是远古松科松植物的树脂埋藏于地层,经过漫长岁月的演变而形成的化石。琥珀的形状多种多样,表面常保留着当初树脂流动时产生的纹路,内部经常可见气泡及古老昆虫或植物碎屑。

2、琥珀的硬度低,质地轻,涩,温润,有宝石般的光泽与晶莹度,琥珀的另一个特征是含有特别丰富的内含物,如昆虫,植物,矿物等。

关键词: 琥珀 简介

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-3463716/ | 耗时:0.9691 s | 内存:1.89 MB | 查询:5 | 缓存读取:4 写入:1 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=3463716 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3463716 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3463716 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1108187,1115541,1116171,1055217,1063935,1106455,1108672,1105621,1100037,1111446,1125257,1069061,1125606,1067031,1118745,1122693,1122859,1125245,1123382,1121878,1108516,1103652,1116887,1108057,1110980,1049940,1064053,1073614,1125327,1111588) ORDER BY field (ArticleID,1108187,1115541,1116171,1055217,1063935,1106455,1108672,1105621,1100037,1111446,1125257,1069061,1125606,1067031,1118745,1122693,1122859,1125245,1123382,1121878,1108516,1103652,1116887,1108057,1110980,1049940,1064053,1073614,1125327,1111588)
SELECT ArticleID,Title FROM tbl_Articles where CategoryID=90007 ORDER BY ArticleID DESC LIMIT 20