真(zhen)(zhen)空(kong)(kong)(kong)包裝機按(an)照抽(chou)氣方式(shi)(shi)不同會有內抽(chou)式(shi)(shi)和外抽(chou)式(shi)(shi)兩種類型，它們都是由真(zhen)(zhen)空(kong)(kong)(kong)系(xi)(xi)統(tong)、抽(chou)充氣密封(feng)系(xi)(xi)統(tong)、熱壓封(feng)合(he)系(xi)(xi)統(tong)、電器(qi)控制系(xi)(xi)統(tong)等組成。其(qi)中(zhong)內抽(chou)式(shi)(shi)包裝機是有真(zhen)(zhen)空(kong)(kong)(kong)室的(de)，物品可(ke)(ke)以擺放在真(zhen)(zhen)空(kong)(kong)(kong)室里(li)，合(he)上真(zhen)(zhen)空(kong)(kong)(kong)機的(de)真(zhen)(zhen)空(kong)(kong)(kong)室上蓋(gai)后，就形(xing)成密閉的(de)空(kong)(kong)(kong)間，這(zhe)樣就可(ke)(ke)以進行抽(chou)真(zhen)(zhen)空(kong)(kong)(kong)工作了，但是在工作過程(cheng)中(zhong)，有時會出現真(zhen)(zhen)空(kong)(kong)(kong)蓋(gai)合(he)不上的(de)情(qing)況