常見例句雙語(yǔ)例句The principal technique of reservoir thickness prediction is wave impedance characteristic analysis.儲(chǔ)層厚度預(yù)測(cè)的核心技術(shù)是波阻抗特征分析技術(shù)。But the detection of insulation fault by TDR wave is difficult unless the characteristic impedance of a wire is reduced to a certain value.特征阻抗降低到一定程度時(shí),絕緣故障才能從TDR波形上辨別出來。hkxb.buaa.edu.cnThe electric characteristic parameters of this novel sleeve antenna are calculated, including the input impedance, voltage standing wave ratio (VSWR), horizontal gain and radiation pattern.研究了這種新型套筒天線的輸入阻抗、電壓駐波比(VSWR)、增益及輻射方向圖等電特性。 返回 characteristic wave impedance