当今世界优秀的职业网球运动员大多打破了传统大周期训练安排定式，运用着新的周期形态与训练模式。
The world most outstanding professional tennis player to break the cycle of training arrangements of traditional large set type, the use of a new cycle patterns and training patterns.
模拟器的研制对解决常规海上训练时遇到的经费高、周期长、风险大等问题具有重要的实际意义。
It is very important for simulator manufacturing to solve the problems such as high-spending, long-period and high risk brought by traditional training on sea.
目的观察非周期大强度运动训练和推拿对兔膝关节髌韧带生物力学特性的影响。
Objective the purpose of this paper was to investigate the effects of acyclic exercise and manipulation on the biomechanical properties of patellar ligament of rabbits.
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