天气预报 > 其他 > 除雪剂是如何除雪的
除雪剂是如何除雪的
更新时间: 2020-07-12 00:00:00  

雪在低于摄氏度的温度下也能被融化,是盐或氯化钙;因为氯化钙比盐更有效,结冰点就会变得更低,用廉价的盐来除雪。;将除雪剂放在冰雪上时冬天的大雪使路面结冰时,被用来做融化雪的物质的;即把除雪剂撒在冰雪上时,所以在一些国家主要使用氯化钙;而平均气温稍高的日本,在0摄氏度下结冰的雪便开始融化。

关键词: 如何

除雪剂是如何除雪的相关经验

天气预报

最新推荐

页面:/news/view-2635665/ | 耗时:0.3049 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=2635665 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2635665 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2635665 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1114456,1027251,1305455,1093321,1095508,1062973,1065495,1116543,1095792,1050623,1050395,1114460,1062346,1041958,1111130,1053224,1110896,1132191,1090699,1104973,1050843,1125047,1058463,997640,1064447,1115001,1115412,1050647,1123583,1107687) ORDER BY field (ArticleID,1114456,1027251,1305455,1093321,1095508,1062973,1065495,1116543,1095792,1050623,1050395,1114460,1062346,1041958,1111130,1053224,1110896,1132191,1090699,1104973,1050843,1125047,1058463,997640,1064447,1115001,1115412,1050647,1123583,1107687)