例句與造句

1. The traditional signal processing methods that amplify , filter , rectify signal and count , which are used in vortex flowmeter now , has shortage in extracting real flow signal from noise . the methods that restrict measurement range or do n ' t measure small flow have to be adopted
   目前渦街流量計(jì)所采用的放大、濾波、整形、計(jì)數(shù)的處理方式，在從噪聲中提取流量信號(hào)方面存在較大的局限性，只能采用限制量程比、不測(cè)小流量等方法來抑制噪聲。
2. It's difficult to find rectified signal in a sentence. 用rectified signal造句挺難的