Meningococcal meningitis occurs in small clusters throughout the world with seasonal variation and accounts for a variableproportion of epidemic bacterial meningitis.
脑膜炎球菌性脑膜炎在全世界以小型聚集方式出现，存在季节性变化，占流行性细菌性脑膜炎的比例并不固定。
2
Combining the compensation and performance, and setting the variable pay, determine the floating proportion according to the post responsibility and job properties.
将薪酬与绩效结合，按岗位责任大小、岗位工作性质确定浮动比例，合理设定浮动薪酬。
3
The core of making agreement variable payment is the design of proportion of income for the risk entrepreneur, but not the design of the regular income.