If you want different results, change the variables.
如果你想要不同的结果，改变那些变量就是了。
Because you never change the states of your variables, proving your program is much easier.
由于从来没有改变变量的状态，所以证明您的程序非常简单。
These variables change depending on the data.
这些变量根据不同的数据而改变。
Variables serve as placeholders for data that can change during the execution of a program.
变量为数据提供占位，使得其可以在程序运行时改变。
However, these variables also change during the project.
然而，这些因素是随着项目的进行而变化的。
I'll run through the key variables and show how you can change them.
我将快速讲解主要的变量，展示如果和改变他们。
Change the experiment device to produce the same amount of hydrogen to control variables.
改变实验装置，通过产生相同量的氢气来重新控制变量。
Change the experiment device to produce the same amount of hydrogen to control variables.
改变实验装置，通过产生相同量的氢气来重新控制变量。
应用推荐