?不动锥围

... region of admissible deviations 容许恰恰向区域 region of non operation 不动锥围 region of operation 动锥围 ...

?不动作范围

... region of admissible deviations ==> 容许偏差区域 region of non operation ==> 不动作范围 region of operation ==> 动作范围 ...