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- 低能X射線(xiàn)空間探測器low-energy X-ray space detector
- 本文著(zhù)重介紹了Si(Li)半導體能譜儀的主要特點(diǎn),尤其是討論了高分辨率Si(Li)半導體低能X射線(xiàn)探測裝置對半導體探測器,前置放大器及低溫裝置的要求和設計它們的技術(shù)關(guān)鍵。This is the first article concerning the designing, manufacturing and operating the EDXRF spectrometer with X-ray excitation. The main feature of Si (Li) system has been introduced. Especially, the technical know-how and the important requiements for semiconductor de tector, preamplifier and cryostat in manufactoring a high resolution Si(Li) spectrometer are given in detail.
- 低能X射線(xiàn)吸收法測量泡沫材料密度Measurement of Foam Density by X-ray Absorption Method
- 電火箭推進(jìn)的空間探測器Space Explorers Using Electric Rockets as Primary Propulsion
- 高穩定度的低能X射線(xiàn)管高壓發(fā)生器的研制APPLICATION RESEARCH ON HIGH STEADY HIGH-VOLT GENERATOR OF LOW POWER X-RAY TUBE
- 確定射線(xiàn)空間相鄰關(guān)系的兩個(gè)非角度算法的時(shí)間復雜度分析Time Complexity Analysis of Two Non-angle Algorithms to Determine the Radial Spatial Adjacent Relationship
- 遙遠的過(guò)去；深入敵占區；森林極遠處；外層空間探測器。deep in the past; deep in enemy territory; deep in the woods; a deep space probe.
- 低能X射線(xiàn)low energetic X-ray
- X射線(xiàn)探測器X ray detector
- 低能X射線(xiàn)照射量絕對測量Absolute measurement of low energy X-ray exposure
- 與數字傳播相似的技術(shù)是外層空間探測器怎樣發(fā)回像“旅行者二號”最近從海王星用無(wú)線(xiàn)電發(fā)回的那樣令人驚嘆不已的照片。Similar techniques of digital transmission are how deep-space probes send back stunning photos like those Voyager 2 recently radioed from Neptune.
- 對肺部作X射線(xiàn)攝影to sciagraph the lung
- 用于低能X射線(xiàn)分析的電荷分配式位置靈敏正比計數器A charge-division, position-sensitive proportional counter used in high-resolution low-energy X-ray analysis
- X射線(xiàn)CTX-my CT
- X射線(xiàn)光子X-ray photon
- x射線(xiàn)衍射顯微術(shù)x ray diffraction microscopy
- 本工作著(zhù)重利用由X射線(xiàn)空間天文臺Chandra和ROSAT所獲取的高質(zhì)量X射線(xiàn)觀(guān)測數據,同時(shí)輔之以光學(xué)數據,對亮橢圓星系NGC 1407及其所屬星系群中的重子物質(zhì)及暗物質(zhì)質(zhì)量的空間分布進(jìn)行了研究。We present a study of the mass distributions in the bright E0 galaxy NGC 1407 and its associated group by analyzing the high quality Chandra and ROSAT X-ray spectroscopic data.
- X射線(xiàn)天文學(xué)X-ray astronomy
- X射線(xiàn)毛細管X-ray capillary
- 數字X射線(xiàn)機digiter X-ray machine
