天气预报15天查询> 家居> 树脂和塑料的区别

树脂和塑料的区别

更新时间: 2020-10-12 19:13:29     

首先是树脂的密度要比塑料的密度要大,再就是树脂比塑料更耐燃烧,硬度高,树脂通常指的是原料,受热后有软化,在常温下是固态、半固态的状态,塑料主要是以树脂为主要原料,简单的来说,塑料是树脂的成品。树脂分为天然树脂和人造树脂,高分子结构也决定了树脂的物理化学性质。

关键词: 树脂 塑料 区别

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-3544881/ | 耗时:0.1249 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=3544881 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3544881 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3544881 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(3527194,3527990,3526928,1080285,3542793,3532464,3527884,3527688,3527894,3528510,3526970,3526913,3527743,3528231,3526992,3542324,1111026,3527066,3527692,3527831,3527199,3527246,3543426,3527110,3529789,3526869,1114340,3527600,3527729,3542996) ORDER BY field (ArticleID,3527194,3527990,3526928,1080285,3542793,3532464,3527884,3527688,3527894,3528510,3526970,3526913,3527743,3528231,3526992,3542324,1111026,3527066,3527692,3527831,3527199,3527246,3543426,3527110,3529789,3526869,1114340,3527600,3527729,3542996)