真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)包裝機(ji)按(an)照抽(chou)(chou)氣方(fang)式不同會有(you)(you)(you)內(nei)抽(chou)(chou)式和外抽(chou)(chou)式兩(liang)種(zhong)類型，它們都是由真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)系統(tong)、抽(chou)(chou)充氣密(mi)(mi)封系統(tong)、熱(re)壓封合系統(tong)、電器控(kong)制系統(tong)等組(zu)成(cheng)。其中內(nei)抽(chou)(chou)式包裝機(ji)是有(you)(you)(you)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)室(shi)的(de)，物品可(ke)以擺放在真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)室(shi)里(li)，合上(shang)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)機(ji)的(de)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)室(shi)上(shang)蓋(gai)后，就形成(cheng)密(mi)(mi)閉的(de)空(kong)(kong)(kong)(kong)間，這樣就可(ke)以進行抽(chou)(chou)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)工作了，但是在工作過程中，有(you)(you)(you)時會出(chu)現(xian)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)蓋(gai)合不上(shang)的(de)情(qing)況