真(zhen)空(kong)(kong)(kong)包(bao)(bao)裝機按照(zhao)抽(chou)(chou)(chou)氣方式(shi)不同會有內抽(chou)(chou)(chou)式(shi)和外抽(chou)(chou)(chou)式(shi)兩種(zhong)類型，它們都是由(you)真(zhen)空(kong)(kong)(kong)系(xi)統(tong)、抽(chou)(chou)(chou)充(chong)氣密(mi)封(feng)系(xi)統(tong)、熱壓封(feng)合(he)系(xi)統(tong)、電器控制(zhi)系(xi)統(tong)等組成。其中內抽(chou)(chou)(chou)式(shi)包(bao)(bao)裝機是有真(zhen)空(kong)(kong)(kong)室的(de)(de)，物品可(ke)以擺(bai)放(fang)在真(zhen)空(kong)(kong)(kong)室里，合(he)上(shang)真(zhen)空(kong)(kong)(kong)機的(de)(de)真(zhen)空(kong)(kong)(kong)室上(shang)蓋后，就(jiu)形成密(mi)閉的(de)(de)空(kong)(kong)(kong)間，這樣就(jiu)可(ke)以進行抽(chou)(chou)(chou)真(zhen)空(kong)(kong)(kong)工(gong)(gong)作(zuo)了，但是在工(gong)(gong)作(zuo)過(guo)程中，有時(shi)會出(chu)現真(zhen)空(kong)(kong)(kong)蓋合(he)不上(shang)的(de)(de)情(qing)況