自50年(nian)代塑料薄膜(mo)勝利地(di)應用于商品包(bao)(bao)(bao)裝以來，真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)包(bao)(bao)(bao)裝技(ji)術(shu)得到迅速的(de)(de)發展。60、70年(nian)代真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)包(bao)(bao)(bao)裝主要用于肉類食品。德國是(shi)世界上包(bao)(bao)(bao)裝工業最發達的(de)(de)國家之一，其真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)包(bao)(bao)(bao)裝機(ji)(ji)及真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)包(bao)(bao)(bao)裝技(ji)術(shu)享有(you)盛(sheng)名。克萊默爾·格雷伯機(ji)(ji)械制造公司1965年(nian)開始生產熱成型真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)包(bao)(bao)(bao)裝機(ji)(ji)，對肉類的(de)(de)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)包(bao)(bao)(bao)裝進行了大量(liang)的(de)(de)研究，取得了許多(duo)效(xiao)果，如對烤肉的(de)(de)包(bao)(bao)(bao)裝，抽(chou)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)后(hou)加(jia)適(shi)量(liang)的(de)(de)氧氣；對含有(you)40％脂肪的(de)(de)香腸，抽(chou)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)后(hou)加(jia)適(shi)量(liang)的(de)(de)二氧化碳(tan)；對面(mian)包(bao)(bao)(bao)、花生抽(chou)真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)后(hou)充氮氣和(he)適(shi)量(liang)的(de)(de)二氧化碳(tan)等等達到預(yu)定真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)度后(hou)，真(zhen)(zhen)空(kong)(kong)(kong)(kong)(kong)包(bao)(bao)(bao)裝將食品裝入包(bao)(bao)(bao)裝袋(dai)抽(chou)出包(bao)(bao)(bao)裝袋(dai)內的(de)(de)空(kong)(kong)(kong)(kong)(kong)氣。完成封(feng)口(kou)工序。