真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)包裝機(ji)按照抽(chou)(chou)氣(qi)方式(shi)(shi)不同會有內抽(chou)(chou)式(shi)(shi)和外(wai)抽(chou)(chou)式(shi)(shi)兩種(zhong)類(lei)型，它們都是(shi)由真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)系(xi)統、抽(chou)(chou)充氣(qi)密封(feng)系(xi)統、熱(re)壓封(feng)合(he)系(xi)統、電器控制系(xi)統等組成(cheng)。其(qi)中內抽(chou)(chou)式(shi)(shi)包裝機(ji)是(shi)有真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)室(shi)的(de)，物品可以(yi)擺(bai)放在真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)室(shi)里(li)，合(he)上(shang)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)機(ji)的(de)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)室(shi)上(shang)蓋后，就(jiu)形成(cheng)密閉的(de)空(kong)(kong)(kong)(kong)(kong)間，這樣就(jiu)可以(yi)進(jin)行(xing)抽(chou)(chou)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)工作了，但是(shi)在工作過程中，有時會出現真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)蓋合(he)不上(shang)的(de)情況