畜禽良種場需要按照一定順序安裝和拆卸密封機械以防膠圈損壞
機(ji)械密(mi)封(feng)是靠彈(dan)性元件(繃簧、波紋管等)和密(mi)封(feng)液(ye)體(ti)壓力在相對運動(dong)的動(dong)環(huan)和靜環(huan)的接(jie)觸面(mian)(mian)(端面(mian)(mian))上發(fa)作一恰(qia)當的壓緊(jin)力(比壓)使兩個亮光、平直的端面(mian)(mian)緊(jin)密(mi)貼(tie)合;端面(mian)(mian)間(jian)堅持...