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[求助]
急急急!把中文翻譯成英文!(不是很難)
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把下面這段話翻譯成英文: 傳統(tǒng)的電纜故障檢測(cè)方法包括電橋法、時(shí)域反射法和頻域反射法,這些方法只能離線檢測(cè)電纜的故障,因此,無(wú)法檢測(cè)持續(xù)時(shí)間很短的間歇性故障。序列時(shí)域反射法和擴(kuò)頻時(shí)域反射法利用隨機(jī)序列的相關(guān)特性實(shí)現(xiàn)了電纜故障的在線檢測(cè),解決了這一問(wèn)題。然而,二者的空間分辨率均受限于偽隨機(jī)碼的碼率,要想進(jìn)一步提高分辨率需要昂貴的高速偽隨機(jī)碼發(fā)生器,而且受偽隨機(jī)碼周期性的影響常常會(huì)引入虛警和誤判。 |

金蟲(chóng) (正式寫(xiě)手)
| traditional ways to examine the problem of electric cable include bridge method,time domain reflection method and frequency domain reflection method,but those methods must be applied off-line,so they can't detect intermittent problems of short time.Sequantial time domain reflectometry and extended frequency domain reflection make on-line detecting possible.Still,the space resolution of this two methods are limited by code rate of the pseudo-random code,not only the expensive high speed pseudo-random code generator is required if you need to improve resolution,but also false-alarm and erroneous judgement are brought in with the periodicity of the pseudo-random code. |

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