In the future, setting the PHP_MATH variable might be done through a config file for the PHP math library as a whole.
将来，对PHP_MATH变量的设置将通过一个用于整个php数学库的配置文件来完成。
2
I stayed up the whole night studying for my midterm math exam.
我为了我得期中数学考试熬了一整夜。
3
Upon the research on the whole electric power system, the robustness of fault diagnosis algorism is bad and it is hard to build practical math models for some objects.