normalized variable造句

By using methods of normalizing variables and functions and envelope function in disposal of mathematic model , they standardized the expression of mathematic model and are convenient for calculation , also decreased the number of optimal constraints . the practice proved the superiority of these disposal and practicability in engineering
在优化设计数学模型处理上，本文采用了变量与函数归一化、同类性态函数包络化等处理方法，从而规范了数学模型表达，方便了计算处理，并大大减少了优化约束的规模，实践也证明了这些处理的优越性和工程实用性。
It's difficult to find normalized variable in a sentence. 用normalized variable造句挺难的