为了实现实验操作的正确性检查，采用产生式系统定义实验规则，使用正向推理策略进行规则匹配。
To implement the check-up of the operations, production system is used to define the experimental rules, and forward reasoning strategy is used for rule match.
本文首先从多余力矩的原理和定义出发，阐述了被动式电液伺服加载系统中产生多余力矩必然性。
The paper describes the additional torque, which is produced in the electrohydraulic loading system, on principle and definition at first.
本文首先从多余力矩的原理和定义出发，阐述了被动式电液伺服加载系统中产生多余力矩必然性。
The paper describes the additional torque, which is produced in the electrohydraulic loading system, on principle and definition at first.
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