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Dioscorea cirrhosa contains high units of tannin, which is used for dyeing to protect fibers and prevent fiber damage. In the early days, people took Dioscorea cirrhosa to dye fishing nets, which could enhance the durability of fishing nets and resist corrosion. Red brick with strong local flavor can be dyed with Dioscorea cirrhosa without mordant and has high color fastness.I still want to ask the little lovable people whether the Mid-Autumn Festival congratulatory message is sweet or cruel.如此多谢项兄了。Symantec Endpoint Protection 12.1.2 and later for 64-bit OS onlyDifferences between simple factories and factory methods: Simple factories and factory method patterns look very similar, especially specific factories in simple factories and factory methods. Simple factory, all things have been done in one place. However, the factory method creates a framework for subclasses to decide how to implement it. For example, in the factory method, the OrderPizza method creates a general framework to create pizza. The OrderPizza method relies on the factory method to create specific classes and make actual pizza. It is possible to decide what the actual products manufactured are by inheriting the factory. Simple factories do not have this flexibility.胡钧默默地注视着林聪，人如其名，她……果然聪明。