echo principle造句
造句與例句
手機(jī)版
- The system is based on ultrasonic multiple pulse - echo principle , the control circuit of sonic circulation , can improve the precision of measurement by extending the time of detection
本系統(tǒng)以超聲波多次脈沖反射法測距原理為基礎(chǔ)，設(shè)計(jì)聲循環(huán)反射控制電路，達(dá)到以延長測量時(shí)間為代價(jià)提高測量精度的目的。 - The phase stationary principles ( psp ) and the paired echo principles ( pep ) are firstly reviewed . the error tolerable levels and the error budget are secondly determined . system error model is introduced to analyze the effects of various error sources
利用駐定相位原理和成對回波理論，分析了系統(tǒng)幅相誤差的影響；建立了uwbr系統(tǒng)誤差模型；提出了uwbr系統(tǒng)誤差補(bǔ)償?shù)男路椒ú⒊晒?yīng)用于實(shí)際uwbr系統(tǒng)。 - Therefore , it is necessary for guaranteeing the quality of steel plate to detect and repair the roll profile timely and exactly . this paper presents the sonic circulation and multi - pulse echo principle and designs roll profile ultrasonic measurement system based on the analysis of 3d surface measurement technology and roll profile measurement methods
本文在分析了三維面型檢測的發(fā)展現(xiàn)狀及目前輥型的檢測方法的基礎(chǔ)上，提出了聲循環(huán)多次脈沖反射測量原理，并以此為基礎(chǔ)設(shè)計(jì)了上位機(jī)化的超聲波輥型測量系統(tǒng)。 - It's difficult to see echo principle in a sentence. 用echo principle造句挺難的
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