If you don't need to change it, use const reference.
如果你不需要改变它，使用常量引用。
Your normal habit when passing an argument to a function should be to pass by const reference.
用常量引用给一个函数传递参数，是一种好的习惯。
Your normal habit when passing an argument to a function should be to pass by const reference.
当给函数传递参数时，你要养成的良好习惯是传递常量引用。
You can declare tuples with the const qualifier, in which case the get call to access a particular element returns a reference to const.
可以使用const限定符来声明元组，在这种情况下，用于访问特定元素的get调用将返回对const的引用。
Data stimulation conclusion can supply the theory and reference designing data for support design and const...
数值模拟结论可以为支护设计与施工提供理论依据及参考设计值。
Data stimulation conclusion can supply the theory and reference designing data for support design and const...
数值模拟结论可以为支护设计与施工提供理论依据及参考设计值。
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