真(zhen)空(kong)(kong)包(bao)裝(zhuang)機(ji)按照(zhao)抽氣方式不(bu)同會有內抽式和外抽式兩種類型(xing)，它(ta)們(men)都是由真(zhen)空(kong)(kong)系(xi)(xi)統、抽充氣密(mi)(mi)封(feng)系(xi)(xi)統、熱壓封(feng)合(he)系(xi)(xi)統、電器控制系(xi)(xi)統等組成(cheng)。其中內抽式包(bao)裝(zhuang)機(ji)是有真(zhen)空(kong)(kong)室的，物(wu)品可(ke)以擺放在(zai)真(zhen)空(kong)(kong)室里，合(he)上(shang)真(zhen)空(kong)(kong)機(ji)的真(zhen)空(kong)(kong)室上(shang)蓋后，就(jiu)(jiu)形成(cheng)密(mi)(mi)閉的空(kong)(kong)間，這樣就(jiu)(jiu)可(ke)以進(jin)行抽真(zhen)空(kong)(kong)工作(zuo)了，但是在(zai)工作(zuo)過程中，有時會出現真(zhen)空(kong)(kong)蓋合(he)不(bu)上(shang)的情(qing)況