例句與造句

1. abstract : the paper presents the study on problems of self-excitation ， over-voltage ， frequency and voltage stability ， organizational measures and arrangement in the course of black start and restoration of the system . through simulation of black start on east china power system ， above problems are analyzed and solved ， it shows that working out strict black start scheme may not only speed up system restoration ， reduce outage losses ， but also have important significance to emergency release or power system islanding
   文摘:研究電力系統(tǒng)黑啟動(dòng)的過程及恢復(fù)中存在的自勵(lì)磁、過電壓、頻率和電壓穩(wěn)定、組織措施及安排等問題，并通過華東系統(tǒng)黑啟動(dòng)仿真對(duì)上述問題進(jìn)行分析和解決，證明制定嚴(yán)格的黑啟動(dòng)計(jì)劃不僅可以迅速恢復(fù)系統(tǒng)、降低事故損失，而且對(duì)處理緊急狀態(tài)或地區(qū)性解裂有重要意義。
2. It's difficult to find system islanding in a sentence. 用system islanding造句挺難的