日前，一个北约(NATO)工作组建立了设计和建造固定翼无人机的通用标准。
A NATO working group has established common standards for the design and construction of fixed-wing unmanned aerial vehicles.
中国也提供固定翼无人机，比西方同一代型号落后。
China also offers fixed wing UAVs, which are about a generation behind Western models.
由于拟人机器人自由度数目众多而且不存在一般工业机器人那样的固定基座，使用常规方法对其进行运动学分析并不是很合适。
It is inapposite to analyze kinematics of humanoid robot with general method because its DOF is high and it has not a fixed base like industrial robots.
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