The said grease possesses high dropping point and good colloidal and shear stability as well as good anti corrosion, water resistance and anti wear properties.
制备的复合锂-钙基脂具有高滴点和良好的胶体安定性、剪切安定性，良好的抗水性、防腐性和润滑性。
Karstification is mainly the chemical corrosion of water to soluble rocks, and also includes the mechanical erosion and the collapse as well as moving out, transporting and redepositing of matter.
岩溶作用是水对可溶性岩石进行的溶蚀作用，包括水的机械和崩塌作用以及物质的携出、转移和再沉积的综合地质作用。
Corrosion failure of casing in Zhongyuan oil field is a main factor that causes oil or water well abandoned.
在中原油田，套管腐蚀损坏是油水井报废的主要原因。
应用推荐