国产91在线 | 亚洲-国产91一区二这在线播放-国产91亚洲精品-国产91无毒不卡在线观看-国产91网站在线观看免费-国产91色在线 | 亚洲

08

2021-07

Chemical equipment cleaning includes online cleaning and offline cleaning.

08

2021-07

Circulating water hanging plate experiment A, the standard corrosion test piece Ⅰ type...

08

2021-07

Measures for discharge of waste water by coal chemical enterprises The waste water disc...

08

2021-07

Operating principle of CASS process CASS process is a sequencing batch activated sludge...

Business

More information

Hydraulic treatment agent

The chemicals used in industrial circulating water treatment mainly include Scale Inhibitor, corrosion inhibitor, sterilization and algicide, cleaning agent, prefilm agent, etc. Common methods of industrial boiler water treatment include out-of-boiler water treatment and in-boiler water treatment, and the main chemicals used are: corrosion and Scale Inhibitor, deaerating agent, water supply alkali reducing agent, ion exchange agent, regenerant, softener, alkalinity regulator, scale remover, etc.

ABOUT US

Shaanxi Ande Technology Industry Co., Ltd.

Located in Xi'an, the starting city of the national "the Belt and Road economic belt", Cheng Liyu in February 2002 with a registered capital of 53 million yuan, it was successfully listed on December 29, 2015 (stock code: 834942). On August 15th, 2017, it signed the development strategy agreement with Henan Qingshuiyuan Technology Co., Ltd. (stock code: 300437) and became its wholly-owned subsidiary.
主站蜘蛛池模板: 亚洲欧美一区在线 | 欧美日韩视频在线观看高清免费网站 | 亚洲精品视频一区 | 免费国产一级特黄aa大片在线 | 欧美成人三级视频 | 国产成人精品高清免费 | 成人精品视频在线观看完整版 | 成人在线视频国产 | 亚洲在线免费观看视频 | 福利区在线观看 | 国产精品免费一区二区区 | 久久免费视频在线观看30 | 国产精品毛片在线更新 | 成人免费在线 | 国产美女免费国产 | 激情在线免费视频 | 日本爱爱免费视频 | 欧美日韩在线视频播放 | 美女视频网站黄色 | 欧美一级成人毛片视频 | 国内毛片视频 | 成人性生交大片 | 精品欧美在线观看视频 | 国产精品久久久久久影院 | 欧美视频一区二免费视频 | 国产成人在线免费观看 | 国产欧美在线观看不卡 | 免费一级欧美性大片 | 桃花岛t亚洲品质自拍 | 女人18毛片水最多免费观看 | 精品毛片免费看 | 天天操天天搞 | 国产成人综合在线视频 | 毛片国产| 毛片最新网址 | 日韩视频高清 | 深夜福利视频在线观看www | 免费视频爱爱太爽在线观看 | 中文字幕在线观看免费视频 | 日韩特黄毛片 | 日本一级毛片免费完整视频2020 |