天气预报 > 其他 > 牦牛角手串鉴别
牦牛角手串鉴别
更新时间: 2020-09-25 00:00:00  

牛角的真假识别方法:

1、 掂轻重,真的比较重,假的比较轻;

2、 试凉热,真的清凉,假的没有清凉感;

3、 闻气味,通过火烧,真的有牛腥味,假的有烧焦味;

4、 使用摩擦起电的方法,摩擦之后带静电为真,不带静电为假。

关键词: 牦牛 鉴别

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