the exploited被剥削者;来自被压制的工人阶级;受剥削者;表演者
be exploited利用;被剥削
are exploited被压榨光
exploited area开采地区
exploited well开采井
cruelly exploited残酷掠夺
moderately exploited中等开发的
exploited horizon开采层位
material exploited材料开发
In the third section, a predator-prey system exploited with general functional response is studied. By using similar method, we obtain the sufficient condition for the existence of the periodic solution.
第三节讨论了一类被开发的具一般功能性反应的捕食—食饵系统，利用类似的方法，得到了该系统存在正的周期解的充分条件。
参考来源 - 几类生态系统的周期解与稳定性研究