frequency of access 中文意思是什麼
frequency of access
解釋
存取頻率-
After describing and analyzing the framework of bluetooth system, this paper emphasized on comparing bluetooth with ieee802. il and homerf, pointed out a good future of bluetooth ; the technology of bluetooth wireless access system is fresh and reserved. this paper analyzed where the shoe pinches of bluetooth data translation based on its frequency selection, fraction translating and piconet communication
本文在對藍牙系統結構做詳細的描述和分析后，比較了藍牙技術與目前的ieee802 . 11 ， homerf的優缺點，並指出了藍牙具有良好的發展前景；藍牙系統的無線組網技術是一項嶄新的技術，具有較高的技術保密性。 -
A common data acquisition card can be used on laboratory virtual instrument engineering workbench through designing the external interface between labview and common date acquisition card on the software design ; used the idea of the double buffer and direct memory access, a real time data acquisition and logging about the succession, big capacitance leakage current is realized ; a digital filter is designed to filter high frequency signals
在軟體設計上，設計了與普通數據採集卡的介面，實現了在labview環境中應用普通數據採集卡的功能；運用雙緩沖和內存直接映射的設計方法實現對連續、大容量泄漏電流信號的實時採集和存儲；設計了數字濾波器對採集后的原始數據濾去高頻干擾。 -
This, in turn, provides for performance gains through faster data access and reduces the frequency of disk access
反過來，通過更快的數據訪問提高了性能並減少了訪問磁盤的頻率。 -
This paper outlines some features from the perspective of the concept of prefabricated phrases and elaborates for the first time the effect advantage in regard of lexicality frequency, semanticality and context, combining mental lexicon access affecting factors
從預制語塊的概念出發概括了預制語塊的某些特徵，同時結合影響心理詞匯提取的因素首次闡述了預制語塊所具有的詞頻、語義與語境效應優勢。 -
The data access pattern is divided into exclusive and sharing, according to the pattern of access and update frequency of the data, three ways are adopted, i. e. the period, update counter and data state to dynamically adjust the frequency and content of data broadcast
將數據的訪問形式分為共用和獨占兩種，根據數據訪問形式以及數據的更新頻率，採用定時、計數以及數據狀態等三種方法，動態地調整服務器廣播更新數據的頻率和內容。 -
Frequency of individual banks access to the discount window
個別銀行使用貼現窗的次數 -
The advantages of using leo satellite are as following : on the one hand the satellite orbit is low, so the transmission delay is short, the power loss is small ; on the other hand the development of cell communication, multi - access, frequency multiplex and etc also provide a technique guarantee to the leo satellite - mobile - telecommunication. so the leo system is considered to be a satellite - mobile - communication system with a great future
低軌道衛星是一種運行於1000公里左右的高空中的人造衛星，利用leo衛星實現個人通信的優點在於：一方面衛星的軌道高度低，使得傳輸延時短、路徑損耗小，多個衛星組成的星座可實現真正的全球覆蓋，頻率復用更有效：另一方面蜂窩通信、多址、點波束、頻率復用等技術的發展也為低軌道衛星移動通信提供了技術保障。 -
In order to reduce access frequency to the ntp time server, and efficiently relieve the over - load situation of server. a time synchronization algorithm based on frequency adjustment in distributed system was proposed. under the same accuracy requirement,
為了降低internet上對ntp時間服務器的訪問頻率，有效緩解時間服務器資源負擔過重的狀況，提出了一套適用於分散式系統的基於頻率調節的時間同步演算法。 -
This paper brings forward a dynamic group cache mechanism, which fully considers data access frequency, validity and consistency of data, and which reduces the network load and improve the response speed by reducing the distance of data transmission
本文提出的組緩沖機制，充分考慮了數據訪問頻率、數據有效性和一致性，將部分數據緩沖在組內，減少了查詢時數據傳輸的距離，進而減少網路通信開銷，提高查詢響應速度。 -
The results and periodic frequency of such inspections shall be recorded and scaffold tags posted in a prominent location at each access point to show the inspection status of the scaffold and next inspection period
這類檢查的結果和檢查頻率必須予以記錄，並在各進入口的顯著位置懸掛腳手架標牌以便向人們提示腳手架的檢查情況和下一次的檢查周期。 -
Optical code division multiple access ( ocdma ) technology possess the characteristics of combating interference, high frequency efficiency, security, and simply network protocol, random access, so it is competitive to apply ocdma to wireless optical access network
光碼分多址（ ocdma ）技術具有的抗干擾能力強、頻率利用率高、保密性好、網路協議簡單、支持隨機接入等優點，將其應用到無線光接入網中，不僅具有cdma技術的優點又保持了無線光通信的優點，實現二者優勢互補。 -
It takes spatial data cache technology to establish the large capacity cache area for the backstage database, and to cushion customers ’ visiting request to the database, so as to reduce the frequency of the server access. in this way, the searching efficiency of the database system shall be improved
利用空間數據緩存技術，為后臺數據庫設置大容量的緩存區，用於緩沖客戶對數據庫的訪問請求，減少對服務器訪問次數，從而提高數據庫系統的檢索效率。 -
Icao make a standard of very high frequency data link mode 4 ( vdl mode 4 ) on the basis of self - organizing time division multiple access ( s - tdma ), this standard is considered to be one of the basic solutions of aviation mobile communication
該標準基於自組織時分多路訪問技術，其主要特點是:支持實時應用，採用短消息進行信息交換，並且可以在缺少地面基礎設施的情況下保障空空通信。 -
On the other hand, cdma ( code - division multiple access ) communication system has been widely considered as the mainstream of 3g communication system, because it has the good qualities such as high utilization ratio of frequency band, low transmission power, powerful anti - multiple path falling and flexible capacity
另一方面， cdma通信系統以其高頻譜利用率、低發射功率、強抗多徑衰落特性、軟容量等優點，已被廣泛認為是第三代移動通信系統的主流。 -
The input votage range is 20mv 10v, frequency range is 0 ~ 20khz. the ad sampling rate is 100ksps, distinguishability is 16 bit. it uses two groups of ram to real - time store the collected data by time - sharing store and access technique, and uses a dsp chip to real - time analyse the frequency spectrum
信號輸入電壓范圍20mv 10v （七檔量程可選） ，輸入頻率范圍0 ~ 20khz ， ad采樣率100ksps ，解析度16bit ，採用兩組ram存儲器分時存取的方法實時存儲採集數據，使用dsp晶元進行實時頻譜分析，通過pci總線與主機進行數據交換。 -
The emc problem of broadband wireless access base station and intersystem frequency interference of 3g communication systems are very important. for these problems, the researches are as follows : firstly, the emc problem of broadband wireless access system was discussed, and the structure and consisting characteristic for different broadband wireless access systems were analyzed. three emc characteristics are summarized as follows : 1
其中，寬帶無線接入基站的電磁兼容（ emc ）問題以及3g通信系統中的系統間的頻率干擾問題尤為突出，本文針對這些問題進行了下列研究:第一，綜合討論了寬帶無線接入系統的電磁兼容問題，分析了各種寬帶無線接入系統的結構和組成特點，總結了寬帶無線接入系統的三大emc特點: 1 .雷電電磁脈沖（ lemp ）對基站的干擾; 2 .信息設備的寬頻帶輻射干擾; 3 . 3g通信系統中的系統間頻率干擾。 -
Code - division multiple - access ( cdma ) technology has become the main technology studied in the personal communication service ( pcs ) recently because it has lots of benefits, such as large system content, high voice quality, easy frequency scheme, low cost of the net making and so on
碼分多址技術因其具有系統容量大、語音質量高、頻率規劃簡單、建網成本較低等眾多優點，已成為近年來個人通信業務中研究的主要技術。 -
Firstly, in this paper, we review the histories of xml and xml database, and all kinds of data models used widely now. then we review traditional access control policies and policies specially used on xml, and present a new expression method of access set on xml based on child tree of w3c data model. and we bring rbac model into xml database and present a new xml access model x - rbac. because the usage of data in databases has high frequency, we present an ids model based on access set density to logging the potential security threats. and then we introduce the design and implementation of a prototype of our native xml database nhx and its access control system. finally, we draw a conclusion for this paper and the future work
本文首先回顧了xml及xml數據庫的歷史，並總結了目前廣泛使用的xml數據模型，在分析了各種傳統數據庫訪問控制策略，以及xml的專有訪問控制策略的優缺點后，基於w3c的xml數據模型，提出了一種基於子樹的具有高彈性的便於實現的的訪問區域表示法，並將rbac模型引入進來，提出了一種適用於xml數據庫的訪問控制模型x - rbac ，同時為了區分xml數據庫訪問中的合法訪問和合理訪問，我們根據數據庫訪問具有頻繁性這一特徵，提出了一種基於區域訪問密度的入侵檢測模型（ ids ） ，以對隱藏在正常訪問中的潛在安全威脅進行報警和日誌。 -
4. to decrease the usage of network resources by network management systems even more, combined with the fact that the performance of network management is affected by the scheme to collect management information, a new algorithm - gpa ( group - prefetching algorithm ) has been put forward used for retrieving management information from the element level in heterogeneous wan ( wide area network ). gpa can adjust many little retrieving objects into one prefetching group to access by using the schemes of group prefetching, objects of group changed self - adaptively, fault tolerance etc., and thus can decrease the frequency of retrieval, use fewer network resources and decrease the network overhead without alteration of iiop, snmp or cmip too
4 .為進一步減少網路管理系統對網路帶寬的佔用，結合被管對象信息的收集策略直接影響網管系統性能的特點，針對異構大型網路環境下多管理對象的信息收集問題，提出了一種提取多管理對象信息的新演算法?組預取演算法gpa （ group一prefetehingalgorithim ） ，該演算法同樣能在不改變管理協議，如iiop 、 snmp或cmip的情況下，採用組預取策略、組對象自適應擴充策略、組對象自適應收縮策略、容錯策略等，將多個分散的、處于相同或不同被管設備上的、在未來一段時間內的管理對象的訪問組合在一個預取組中進行訪問，減少對管理對象的訪問頻度，從而可以較少佔用網路資源，減小整個網路開銷。 -
The generally an inside contain entrance for, using to be used asing the random access of two is. the repetition method can be an ip, ib, ibp, ibbp, and even and all is an i ? the repetition frequency of the basis means with m. the repetition frequency of different provides the rate of different exportation code, and affect the access delay at the same time
一般是一秒內有兩個i幀，用來作為隨機存取的入口。幀重復方式可以是ip ， ib ， ibp ， ibbp ，甚至全部是i幀。基準幀的重復頻率用m表示。
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