stroke-incidence rate

Breaststroke Project of China's man Designated Frequency Stroke Rate Analysis

对我国男子蛙泳项目划频、划幅的分析

Comparative Studies on the Stroke Rate Modes During the Full Performance of Chinese and Foreign Women Kayak Four in 500 m Competitions

中外女子四人皮艇500m比赛桨频模式的比较研究

Epidemiological study on the relationship between diet nutrition and the prevalence rate of stroke

膳食营养因素与脑卒中患病率相互关系的流行病学研究

Stroke is easy recurrence, the recurrence rate as high as 25 %, but also repeated recurrence.

中风很容易复发, 复发率高达25%, 而且还有多次复发者.

Through fault simulation, main factors which influence the performance of Two-stroke diesel engine were analyzed. And when faults gradually deepen, main performance factors of diesel engine including effective power, fuel consumption rate, IMEP, maximum combustion pressure was also analyzed.

通过故障模拟，分析了影响低速二冲程柴油机性能的主要因素，及在故障逐渐加深时，柴油机主要性能参数（有效功率、燃油消耗率、平均指示压力和最大爆发压力等）变化规律。