例如，如果您正在设计一个制造加工流程，您可能会喜欢对原料消耗或人工活动(例如产品包装)建模。
For example, if you are designing a manufacturing process, you may be interested in modeling materials consumption or manual activities such as product packaging.
关于“吃什么”这一点还有另外的一类讨论应该被提及——有机的，非人工食品，尽可能的在本地生长，少量的加工和包装并在家烹饪。
A separate discussion should be about what we eat - organic, real foods, preferably grown locally, cooked at home with a minimum of processing and packaging.
由于塑料得到大家喜爱，因此聚乙烯被广泛用于食品包装、人工接头和塑料瓶，它甚至可以用于制造香口胶。
By far the most popular plastic, polyethylene is used in grocery bags, artificial joints and plastic bottles. It's even found in chewing gum.
应用推荐