Pumping Unit Introduction - 1 views
Overview:The pumping unit is a kind of machine for extracting oil. It is commonly known as the "head machine", which makes the oil out of the well by means of pressure. When the pumping unit is str...
Overview:The pumping unit is a kind of machine for extracting oil. It is commonly known as the "head machine", which makes the oil out of the well by means of pressure. When the pumping unit is str...
In different types of anti-seepage projects, anti-seepage membrane is the first choice. As a kind of waterproof and anti-seepage material, anti-seepage polypropylene nonwoven geotextile factory pri...
In different types of anti-seepage projects, anti-seepage membrane is the first choice. As a kind of waterproof and anti-seepage material, anti-seepage polypropylene nonwoven geotextile factory pri...