真(zhen)空(kong)(kong)包(bao)裝機按照(zhao)抽(chou)氣方式不(bu)同會有(you)內抽(chou)式和外抽(chou)式兩(liang)種(zhong)類型(xing)，它(ta)們都是由真(zhen)空(kong)(kong)系(xi)(xi)統(tong)、抽(chou)充氣密(mi)封系(xi)(xi)統(tong)、熱壓封合系(xi)(xi)統(tong)、電器(qi)控制系(xi)(xi)統(tong)等組成。其中(zhong)(zhong)內抽(chou)式包(bao)裝機是有(you)真(zhen)空(kong)(kong)室的(de)，物品可(ke)以擺放(fang)在(zai)真(zhen)空(kong)(kong)室里(li)，合上真(zhen)空(kong)(kong)機的(de)真(zhen)空(kong)(kong)室上蓋后，就(jiu)形成密(mi)閉的(de)空(kong)(kong)間，這樣就(jiu)可(ke)以進行抽(chou)真(zhen)空(kong)(kong)工(gong)作了(le)，但是在(zai)工(gong)作過程中(zhong)(zhong)，有(you)時會出現真(zhen)空(kong)(kong)蓋合不(bu)上的(de)情況