Garbage penetrant is a black or yellowish-brown odorous liquid containing a large number of organic and inorganic substances, including various refractory organic compounds (such as aromatic compounds and humus),

Petroleum projects include exploration, development and production of crude oil and natural gas; pipeline transportation of crude oil, natural gas and products; refining crude oil into petroleum products,

Ultrafiltration membrane equipment is widely used in industry and has become one of the new chemical unit operations. It is used for separation, concentration and purification of biological products, pharmaceutical products and food industry

Flue gas desulfurization and denitrification (FGD) technology is a boiler flue gas purification technology applied in the chemical industry of polynitrogen oxides and sulfur oxides formation. Nitrogen oxides and sulfur oxides are the main sources of air p

New Energy( NE）：Also known as unconventional energy. It refers to various forms of energy besides traditional energy. It refers to the energy that has just been exploited and utilized or is being actively studied and needs to be promoted,

New Energy( NE）：Also known as unconventional energy. It refers to various forms of energy besides traditional energy. It refers to the energy that has just been exploited and utilized or is being actively studied and needs to be promoted