例句與造句

1. It was the result from that the width of spectrum of the input em pulse packet was too wide , the spectrum included rather strong frequencies being above the cut - off frequency which have not been decayed
   分析認為，這是由于輸入電磁波包脈沖的頻譜太寬，存在較強的高于截止頻率的頻率，這部分頻率未被衰減而直接傳輸所致。
2. It's difficult to find pulse packet in a sentence. 用pulse packet造句挺難的