Part Part ⅡⅡ Packaging Technology Packaging Technology 【步骤一】 Put forward some questions 老师:讲解1。What are commonly stretch packaged？2。What does the inventory management deal with？3。Please enumerate some techniques of packaging。4。How can the goods be protected from damage？5. How can the goods be protected from corrosion?【步骤二】 Study the new words 老师:讲解，带读学生：跟读，自己理解【步骤三】 Read and understand the text 学生：阅读【步骤四】 Teach the paragraghs [Para.2] No matter what environmental conditions are encountered， the package is expected to protect the product, keeping it in the condition intended for use until the product is delivered to the ultimate consumer. 不论遇到什么样的环境，包装是用来保护产品，在它最终到达消费者手中的这段过程中，保护产品在完好状态下。 [Para。19］ shrink wrapping is accomplished by trimming a piece of shrinkable film around an object ， and then sending it through a heat “tunnel” which “shrinks” the film to conform to the exact size of an outer box or product. 收缩包装就是用收缩薄膜裹包物品，然后让它通过一个热的“通道”,使薄膜收缩而紧贴于物品.[Para 。 24 ］ MAP （ modified atmosphere packaging ） — -a packaging method in which a combination of gases such as carbon dioxide and nitrogen is introduced into the package at the time of closure。 气体置换包装——将二氧化碳气体或氮气等气体置换包装容器中空气的一种包装方法。 ［ Para 。 26] This process prolongs shelf life ， preserves the flavors and retards bacterial growth。 这种方法延长了保存期限,保存原来的风味并阻止细菌的繁衍.［ Para.27] There are a few practical suggestions that may be profitably offered to people. These methods governing packing are traditional ones and have been recognized by people through years of experimentation. 这里有些...
