天峻需牢記填料改集式密封的這些安裝要領
常用(yong)的(de)密(mi)(mi)封(feng)(feng)(feng)型式(shi)(shi)主(zhu)要有填(tian)料(liao)密(mi)(mi)封(feng)(feng)(feng)、機(ji)械密(mi)(mi)封(feng)(feng)(feng)等,填(tian)料(liao)密(mi)(mi)封(feng)(feng)(feng)。填(tian)料(liao)改集(ji)式(shi)(shi)密(mi)(mi)封(feng)(feng)(feng)是(shi)一種較為(wei)原始的(de)接觸(chu)式(shi)(shi)密(mi)(mi)封(feng)(feng)(feng),具有結構簡單(dan)、成本低、更(geng)換簡便等優點(dian),由于這些優點(dian),因(yin)而在石(shi)油工業...