真(zhen)(zhen)(zhen)空(kong)(kong)包(bao)裝機按照抽氣(qi)方式不同會有內(nei)抽式和外抽式兩種類型，它們都是(shi)(shi)由真(zhen)(zhen)(zhen)空(kong)(kong)系(xi)統(tong)、抽充氣(qi)密封系(xi)統(tong)、熱壓(ya)封合系(xi)統(tong)、電器控制系(xi)統(tong)等(deng)組成(cheng)。其中內(nei)抽式包(bao)裝機是(shi)(shi)有真(zhen)(zhen)(zhen)空(kong)(kong)室(shi)的(de)，物品(pin)可以擺(bai)放在(zai)(zai)真(zhen)(zhen)(zhen)空(kong)(kong)室(shi)里，合上(shang)(shang)真(zhen)(zhen)(zhen)空(kong)(kong)機的(de)真(zhen)(zhen)(zhen)空(kong)(kong)室(shi)上(shang)(shang)蓋后，就形成(cheng)密閉的(de)空(kong)(kong)間，這(zhe)樣就可以進行抽真(zhen)(zhen)(zhen)空(kong)(kong)工(gong)作(zuo)了(le)，但是(shi)(shi)在(zai)(zai)工(gong)作(zuo)過(guo)程(cheng)中，有時會出現真(zhen)(zhen)(zhen)空(kong)(kong)蓋合不上(shang)(shang)的(de)情況(kuang)