真(zhen)(zhen)(zhen)空(kong)(kong)包(bao)裝機(ji)(ji)按照抽(chou)(chou)氣方式不(bu)同會有(you)(you)內抽(chou)(chou)式和外抽(chou)(chou)式兩種類型，它們都是由(you)真(zhen)(zhen)(zhen)空(kong)(kong)系(xi)統(tong)、抽(chou)(chou)充氣密封系(xi)統(tong)、熱壓封合(he)系(xi)統(tong)、電器(qi)控制(zhi)系(xi)統(tong)等組(zu)成(cheng)。其中(zhong)內抽(chou)(chou)式包(bao)裝機(ji)(ji)是有(you)(you)真(zhen)(zhen)(zhen)空(kong)(kong)室(shi)的，物品(pin)可以擺放在(zai)真(zhen)(zhen)(zhen)空(kong)(kong)室(shi)里，合(he)上真(zhen)(zhen)(zhen)空(kong)(kong)機(ji)(ji)的真(zhen)(zhen)(zhen)空(kong)(kong)室(shi)上蓋后(hou)，就(jiu)形成(cheng)密閉的空(kong)(kong)間(jian)，這樣就(jiu)可以進行抽(chou)(chou)真(zhen)(zhen)(zhen)空(kong)(kong)工(gong)作了(le)，但是在(zai)工(gong)作過程中(zhong)，有(you)(you)時會出現真(zhen)(zhen)(zhen)空(kong)(kong)蓋合(he)不(bu)上的情況