真(zhen)空(kong)(kong)包(bao)裝機按照(zhao)抽(chou)氣方式(shi)(shi)不同會有(you)內抽(chou)式(shi)(shi)和外抽(chou)式(shi)(shi)兩種類型，它們都是由真(zhen)空(kong)(kong)系(xi)統(tong)、抽(chou)充氣密封(feng)系(xi)統(tong)、熱壓封(feng)合系(xi)統(tong)、電器(qi)控制系(xi)統(tong)等組成。其中內抽(chou)式(shi)(shi)包(bao)裝機是有(you)真(zhen)空(kong)(kong)室的，物(wu)品(pin)可(ke)以擺放在(zai)真(zhen)空(kong)(kong)室里，合上(shang)真(zhen)空(kong)(kong)機的真(zhen)空(kong)(kong)室上(shang)蓋(gai)后，就(jiu)形成密閉的空(kong)(kong)間，這(zhe)樣就(jiu)可(ke)以進(jin)行抽(chou)真(zhen)空(kong)(kong)工作了，但是在(zai)工作過程(cheng)中，有(you)時會出現真(zhen)空(kong)(kong)蓋(gai)合不上(shang)的情況