久久国产免费-久久国产毛片-久久国产麻豆-久久国产精品只做精品-婷婷色九月-婷婷色激情

Congratulations to our company Jinan Deli Machinery Equipment Co., Ltd. for winning the gold medal in the 2014 sales of the company's commercial washing equipment.

The American Association of Scientists and Health currently concludes that the liquid dry-cleaning agent perchloroethylene (also known as perc or PCE) does not pose a risk to human health under normal use levels.

Can play a solubilizing role, play a role in water washing in dry cleaning. There are many types of surfactants, and anionic surfactants and non-ionic surfactants are commonly used.

Some people may ask: Is it necessary to wash the laundry with an industrial washing machine? Not necessarily, there is another washing method. The industrial washing machine manufacturer tells you