Current passive SURTASS towed array sonars are limited in their capability to detect quiet submarines.
拖排列声纳的现在消极的SURTASS在他们的能力方面被限制发现安静的潜水艇。
The most obvious difference between mandarin and Shaanxi dialect is their pronunciation, mainly on the sonars.
普通话与陕西方言差异最明显的是语音，主要表现在声母上。
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