真(zhen)空(kong)(kong)包(bao)裝機(ji)(ji)按照抽(chou)氣(qi)方式不同會有(you)內抽(chou)式和外抽(chou)式兩種類型，它們都是(shi)由真(zhen)空(kong)(kong)系(xi)(xi)統、抽(chou)充氣(qi)密封(feng)系(xi)(xi)統、熱壓封(feng)合系(xi)(xi)統、電器控(kong)制系(xi)(xi)統等組成。其中(zhong)內抽(chou)式包(bao)裝機(ji)(ji)是(shi)有(you)真(zhen)空(kong)(kong)室(shi)的(de)，物品可以(yi)擺放在真(zhen)空(kong)(kong)室(shi)里，合上(shang)真(zhen)空(kong)(kong)機(ji)(ji)的(de)真(zhen)空(kong)(kong)室(shi)上(shang)蓋(gai)后，就形(xing)成密閉的(de)空(kong)(kong)間，這樣就可以(yi)進行(xing)抽(chou)真(zhen)空(kong)(kong)工(gong)作(zuo)了，但是(shi)在工(gong)作(zuo)過程中(zhong)，有(you)時會出現真(zhen)空(kong)(kong)蓋(gai)合不上(shang)的(de)情況