濱江需牢記填料改集式密封的這些安裝要領
常用的密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)型(xing)式主要有填料(liao)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)、機械密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)等(deng),填料(liao)密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)。填料(liao)改集式密(mi)(mi)(mi)(mi)封(feng)(feng)(feng)是(shi)一種較為原始的接觸(chu)式密(mi)(mi)(mi)(mi)封(feng)(feng)(feng),具有結構簡單、成(cheng)本低、更換簡便(bian)等(deng)優點,由于這些優點,因而在石(shi)油(you)工業...