化(Hua)工(Gong)行(Xing)业(Ye)
在(Zai)化(Hua)工(Gong)行(Xing)业(Ye)中(Zhong),(?)对(Dui)腐(Fu)蚀(Shi)性(Xing)介(Jie)质(Zhi)的(De)输(Shu)送(Song),(?)一(Yi)般(Ban)采(Cai)用(Yong)四(Si)氟(Fu)泵(Beng)和(He)不(Bu)锈(Xiu)钢(Gang)磁(Ci)力(Li)泵(Beng),(?)在(Zai)选(Xuan)择(Ze)不(Bu)锈(Xiu)钢(Gang)泵(Beng)时(Shi),(?)经(Jing)常(Chang)会(Hui)碰(Peng)到(Dao),(?)304,(?)316,316L等(Deng)材(Cai)质(Zhi)的(De)不(Bu)锈(Xiu)钢(Gang)泵(Beng),(?)那(Na)么(Me)这(Zhe)些(Xie)材(Cai)质(Zhi)有(You)什(Shi)么(Me)不(Bu)同(Tong)呢(Ne)..