back scanner 中文意思是什麼

back scanner 解釋
後方障礙警報器
  • back : n 1 背,背部;背脊;背面,反面;背後,後部,後面,裏面。2 (指)甲;(刀)背;(手)背;(書)背...
  • scanner : n. 1. 細辨詩行韻律的人。2. 細查者。3. 【電視】掃描器[設備];掃掠器[設備,機構]。4. 【無線電】掃掠天線。5. 析像器。
  1. Design the system of detection and data acquisition and transmission of compton back - scattering imaging scanner, provide some important indexes and methods that are used to assess this system

    介紹了閃爍計數管探測器的工作原理。提出了考核該系統性能的重要指標及考核的具體方法。
  2. Design the scanning movement control unit of compton back - scattering imaging scanner, mainly point out the control targets clearly, describe the control principle, etc. discuss the features and technical indexes of this unit

    明確指出了該子系統的控制對象,闡述了控制的原理,根據工作要求確定電機及驅動模塊的型號。論述了該系統的性能特點與技術指標。
  3. Design the software of compton back - scattering imaging scanner, point out the functions of this software. give out the program modules in which the directory and contents of this software is included. give out the interfaces of the main program modules and describe the meanings of operating elements on these program interfaces briefly

    指明了本應用軟體的功能,主要是控制三維掃描運動和源的工作位置、數據採集和處理以及文件管理和幫助等;給出了程序結構模塊,從中列出了軟體所含的主要目錄;給出了幾個主要的程序模塊的界面,簡要說明了界面中各操作對象的含義。
  4. Do some necessary calculations and decide on the general scheme of compton back - scattering imaging scanner to the real wall inspection. include the selection of radioactive source, the calculation of compton back - scattering beam, the calculation of the basic condition of finding out the different materials and the determination of some important parameters as well. 3

    其主要內容包括入射源的選擇,散射粒子的理論計算,發現異物的最低條件計算以及系統的一些重要參數的確定,主要包括:放射源的選擇,散射角的確定,后準直器的形狀與尺寸,前準直器的尺寸,前準直孔的大小,檢測器的種類與型號,檢測器的效率等。
  5. 15six - person used desks, 10 one - person used desks, 110 chairs, 2 newspaper shelves, 7 shelves for back number, 4 shelves for current periodicals, 2 air conditioners, one information, one photocopier, 14 sets of computers ( including those for teaching ), one printer, one scanner and one radio recorder

    閱覽桌十五張(六人用) 、閱覽桌十張(一人用) 、座椅一百一十把,報架二座,過期期刊架七座,現期期刊架四座,冷氣二部,服務臺一座,影印機一臺,教學用電腦十四部,印表機一部,掃瞄機一部以及收錄音機一臺。
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