Micro-bend optical fiber sensors are analyzed by use of the light ray tracing that the micro-bend critical period of optical fiber sensor is the space repeat distances within the fiber, through which light ray transmits at the maximum incident angle, and the result is coincident with the couple made theory analysis and experimental results.
采用光线寻迹法分析微弯光纤传感器，指出其微弯临界周期即为光线以最大入射角在光纤内传播的空间重复距离，结论与耦合模理论分析及实验结果一
Effect of Sprint and Repeated Run on Blood Ammonia and Lactate and Its Characteristics in Athletes;
短距离冲刺跑与中距离重复跑对血氨及血乳酸水平的影响及其特点
On the flat, there are sprints, middle distance races and long distance races.
平跑项目有短跑、中距离跑和长距离跑。
On the Correlations between the Parameter of Repetitive Degrees and Each Factor of Different Subjects, Distances and Seasons in Repetitive Training for Sprinting;
短跑重复训练中不同专项、距离、季节与重复次数指标相关性实验研究
The Experimental Research on Correlation among Different Events,Distances,Seasons and Interval Time in Sprint Repetition Training;
短跑重复训练中不同专项、距离、季节与间歇时间指标相关性实验研究
The Experimental Research on Index Relativity among Different Seasons,Training Distance and Load Intensity in Repetition Training of Sprint;
短跑重复训练中不同季节、练习距离与负荷强度指标相关性实验研究
The research about "far-distance running"with"two group-two line run" in the track and field competition;
田径运动竞赛长距离跑中的“双组两线跑”
middle distance
ph.1. 中景,2. 【体】中距离赛跑(约800至1500公尺)
long period interspersion
长周期散布[中度重复序列与非重复序列在基因组中相隔较长距离交替出现]
Study on the Name、Distance、Intensity of Speed up Runningand Midway Running Related with 100 Meter Dash s Whole Course Technique;
对百米全程中加速跑、途中跑名称、距离与强度的探讨
run very fast, usually for a short distance.
经常是短距离的快跑。
Pole vaulters need long run-ups.
撑竿跳需要长距离助跑.
Middle-distance runners use a combination of sprint speed and endurance.
中距离跑选手需要具备速度和耐力的结合。
AS fOr modern Short distance on the way the analySiS and research that run the new technique develOpment directiOn
现代短距离途中跑新技术发展方向分析
Technical Training in Short-distance Race;
短距离跑技术训练中存在的问题及思考
distance from midship to center of floatation
浮心距船中距离漂心距船中距离
This is the important point: the distances to the aphids are increasing even though the aphids are not walking away.
这就是重点了：蚜虫没有乱跑，可是要去挤奶的距离仍然不断增加。
The distance in the arc complex for the three holed sphere
带有三个洞的球面的弧复形中的距离
Discussion on Acceleration, Accelerative Distance and Ability of 100m Runners;
论100米跑运动员的加速跑、加速跑距离、加速能力