滚动类手法为临床广泛应用的一类单式基本手法，操作技巧强，手法种类多，广泛用于神经系统、运动系统和软组织损伤等疾病。
Technique of rolling sort is a single basic kind of one with skillful technique and various sorts widely used in clinical diseases such as nervous, motor systems and soft tissue injury etc.
文中首先给出自动驾驶仪的调节规律，继而列出装备有自动驾驶仪的单旋翼带尾桨式直升机的无量纲运动方程。
At first, control law of the autopilot equipment was given, then the non-dimensional dynamic equations of the single rotor helicopter with autopilot equipment were derived.
以及在该运动台面的相对侧设有单支的绝对式光学尺及两组读头。
The opposite side of the moving surface is provided with a single absolute type optical rule and two groups of read heads.
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