真(zhen)(zhen)(zhen)空(kong)(kong)包裝機按照抽(chou)氣方式(shi)不同會(hui)有(you)(you)內(nei)抽(chou)式(shi)和外抽(chou)式(shi)兩(liang)種類型，它(ta)們都是由真(zhen)(zhen)(zhen)空(kong)(kong)系統(tong)、抽(chou)充氣密(mi)封系統(tong)、熱壓(ya)封合(he)系統(tong)、電器控制系統(tong)等組成。其(qi)中(zhong)內(nei)抽(chou)式(shi)包裝機是有(you)(you)真(zhen)(zhen)(zhen)空(kong)(kong)室(shi)的，物品可(ke)(ke)以(yi)擺(bai)放(fang)在(zai)真(zhen)(zhen)(zhen)空(kong)(kong)室(shi)里，合(he)上(shang)真(zhen)(zhen)(zhen)空(kong)(kong)機的真(zhen)(zhen)(zhen)空(kong)(kong)室(shi)上(shang)蓋后，就形成密(mi)閉的空(kong)(kong)間，這樣就可(ke)(ke)以(yi)進(jin)行抽(chou)真(zhen)(zhen)(zhen)空(kong)(kong)工(gong)作了，但是在(zai)工(gong)作過(guo)程中(zhong)，有(you)(you)時(shi)會(hui)出(chu)現真(zhen)(zhen)(zhen)空(kong)(kong)蓋合(he)不上(shang)的情況(kuang)