英语语法分析

The promulgation of the new "contract law" has determined the principle of unfaulted responsibility in the field of contract law.

新《合同法》的颁布，确立了合同法领域的无过错责任原则。

The obtained results show that the PWM-FCL can limit the fault current quickly, and the unfaulted phase(s) and unfaulted line(s) will keep stable operation state when an asymmetry fault occurs.

结果表明了PWM-FCL不但可以快速有效地限制住短路电流，并且在系统发生三相不对称故障时，可以保证故障线路非故障相以及非故障线路的正常运行。