On the basis of cyclic carrycontrol of variable structure system with standard bilinear proportion a variable structure with bilinear proportion differentiation is studied.
在标准型双线性比例变结构系统循环进位控制的基础上，研究这种系统的比例—微分变结构控制。
2
The best way to reduce the number of people who contract malaria is to control the mosquitoes that carry the disease.
减少感染疟疾的人数的最好的方法就是控制携带疾病的蚊子。
3
We must carry out measures to bring the situation under control.