天气预报 > 其他 > 铺路用哪些材料
铺路用哪些材料
更新时间: 2020-06-30 00:00:00  

铺路可用以下材料:

1、硅酸盐材料:硅酸盐指由硅和氧组成的化合物,亦用以表示由二氧化硅或硅酸产生的盐。在地质学和天文学上,硅酸盐指一种由硅和氧组成的岩石;

2、含硅酸盐的复合材料:如石子、水泥、粉煤灰、碎瓷片等;

3、沥青:沥青是原油加工过程的一种产品,在常温下是黑色或黑褐色的粘稠液体或者是固体,主要含有可溶液三氯乙烯烃类衍生物;

4、橡胶:分为天然橡胶与合成橡胶,天然橡胶从橡胶树、橡胶草等植物中提取胶质后加工制成。合成橡胶由各种单体经聚合反应而得。橡

关键词: 铺路 哪些 材料

铺路用哪些材料相关经验

天气预报

最新推荐

页面:/news/view-309402/ | 耗时:0.6785 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=309402 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=309402 LIMIT 0,1
select * from tbl_Articles_sphinx where id=309402 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(4165684,4152601,4152596,4152547,4152546,4152545,4152520,4140971,4115395,4089555,4079126,4079121,4064693,3972918,3972639,3972638,3967868,3958641,3948951,3906155,3906090,3873056,3816142,3815890,3797931,3793994,3780778,3757014,3756966,3731726) ORDER BY field (ArticleID,4165684,4152601,4152596,4152547,4152546,4152545,4152520,4140971,4115395,4089555,4079126,4079121,4064693,3972918,3972639,3972638,3967868,3958641,3948951,3906155,3906090,3873056,3816142,3815890,3797931,3793994,3780778,3757014,3756966,3731726)