相控阵多普勒计程仪具有基阵体积小，且无需迸行声速补偿等优点。
The phased-array Doppler log has several advantages, such as small size of array and no need of compensation for sound velocity.
在影响多普勒计程仪测速精度的多种因素中，以声速的影响为最大。
Among the factors which affect the accuracy of Doppler log, the speed of sound is the most important one.
本文在讨论相控阵多普勒计程仪原理的基础上，提出了相控接收和宽带系统移相的方案。
From the array theory, a phased receiving and wide-band phase-shift scheme for this kind of Doppler log is proposed in this paper.
利用捷联惯导(SINS)、GPS定位系统和多普勒计程仪(DVL)进行组合导航是水下运载器导航定位的有效方式。
It is an effective way in integrated navigation by using Strapdown Inertial navigation System (SINS), GPS and Doppler Velocity Log (DVL).
多普勒计程仪是根据声波在水中的多普勒效应原理而制成的一种精密的测速和计算航程的仪器，它是船用导航设备的重要组成之一。
Doppler log is a precise instrument, which is used to measure ship velocity and calculate its voyage on the theory of Doppler Effect of sound wave in water.
多普勒计程仪是根据声波在水中的多普勒效应原理而制成的一种精密的测速和计算航程的仪器，它是船用导航设备的重要组成之一。
Doppler log is a precise instrument, which is used to measure ship velocity and calculate its voyage on the theory of Doppler Effect of sound wave in water.
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