This paper chose X-ray to detect logs and judged whether the logs had defects or not according to the intensity dif- ferences of the ray through the objects.
選擇 X 射線作為檢測源透射原木,根據(jù)檢測透過被檢物體后的射線強度差異,判斷被檢測原木內(nèi)部是否存在缺陷和檢測缺陷細節(jié)。
X-ray real-time radioscopy imaging system can be used in many fields, such as medicine, industry non-destructive technology and baggage safety inspection in customs, airport, railway station,dock etc.
X 射線數(shù)字實時成像系統(tǒng)在醫(yī)學、工業(yè)無損檢測以及海關、機場、車站、碼頭的行包安全檢查等領域得到廣泛應用,X 射線圖像傳感器是其中的關鍵部件,現(xiàn)在用在X 射線實時檢測領域的圖像傳感器大部分為電荷耦合器件CCD。
objective: This study investigates the damage of myocardial cells induced by adriamycin or X-ray alone in cultured rat cardiac cells.
目的:分別研究了一定濃度阿霉素﹑一定劑量X 射線及阿霉素聯(lián)合X 射線對體外培養(yǎng)乳鼠心肌細胞的損傷作用。
The microstructures of high modulus carbon fiber were investigated by using transmission electron microscope(TEM),high resolution transmission electron microscope(HRTEM),and X-ray diffraction(XRD),and they were further correlated to the mechanical properties of fibers.
利用透射電子顯微鏡(TEM)、高分辨透射電子顯微鏡(HRTEM)和X射線衍射(XRD)研究了高模量炭纖維的微觀結(jié)構,并將其與纖維的力學性能進行了關聯(lián)。
Two EG systems doped different oxidants were prepared by blended acid and characterized by expandable capacity and XRD.
通過混酸法制備了兩種不同氧化劑體系的可膨脹石墨(EG),并采用膨脹容積和X射線(XRD)對EG進行了表征。
The diamond films grown on the quartz glass were analyzed by XRD, Raman and XPS.
用X射線衍射、Raman譜和光電子能譜對石英玻璃上的金剛石薄膜進行分析 ,對于難用化學氣相沉積在玻璃上生長金剛石薄膜的原因提出了一種解
Automatic inspection of weld defects using X-ray image sequences;
基于X射線圖像序列的焊縫缺陷自動檢測方法
Survey on X-ray Inspection System and Protection from Radiation at Fuzhou Airport;
福州機場X射線行李貨物檢查系統(tǒng)放射防護調(diào)查
Investigation on Protection Condition of Medical Diagnostic X-ray Rooms in Yibin City;
宜賓市醫(yī)用X射線機房防護狀況調(diào)查
Evaluation of Sunface Layer Temperatyre by X Ray;
X射線法評估滾動接觸表層平均溫度
The present status of X ray fluorescence spectrometry;
X射線熒光光譜儀的現(xiàn)狀
The energy spectral response of a kind of X ray converter;
一種X射線變像管能譜響應特性研究
Influence of X-rays in Vacuum Interrupter on Human Health;
真空滅弧室中X射線對人體健康的影響
Detection of DNA damage of Lewis lung carcinoma cells irradiated by carbon ion beam and X-rays with comet assay;
單細胞凝膠電泳技術檢測碳離子束和X射線照射對Lewis肺癌細胞的DNA損傷
Effect of X-rays on the Expression of VEGF in Cord Blood of Neonate;
X射線對新生兒臍血VEGF的影響
On the crystal growth of dioctadecyl maleate for soft X-ray spectroscopy;
軟X射線分光晶體馬來酸十八酯的生長研究
Studies of the Thermal Stability of the Interfaces of Mo/Si and Mo/B_4C Soft X-ray Multilayers;
Mo/Si和Mo/B_4C軟X射線多層膜的界面熱穩(wěn)定性研究
A Simulation Study of the Influence of Interdiffusion Barrier on Soft X-ray Reflectivity of Mo/Si Multilayers;
研究擴散屏障層對Mo/Si多層膜軟X射線反射率影響的模擬
Emission characteristic of long laser pulse keV X-ray source;
長脈沖keV X射線源的輻射特征
ROSAT X-ray Source 1057+4316 Identified as a QSO of z=0.32Z;
ROSAT X射線源1057+4316被證認為一個z=0.32的類星體
It can be made as field emission cathode of X-ray source.
實驗使用印刷方法將碳納米管制備于玻璃基底 ,并作為X射線源的陰極。
The methods concerned include X-ray diffraction,thermal analysis,dilatometry,acoustic emission and electrical resistance,of which the last one is widely used in that,in addition to the fact that the testing process can hardly affect the samples,it has high precision,simple electro-circuits,and high speed as well.
討論了形狀記憶合金相變溫度的常用測量方法的現(xiàn)狀、優(yōu)缺點及發(fā)展趨勢,包括變溫X射線法、熱分析法、膨脹法、聲發(fā)射法及電阻法。
The distribution of stresses in high pressure cylinders storing natural gas were studied by X-ray diffraction and metal magnetic memory method.
用X射線及磁記憶兩種方法對壓縮天然氣的高壓氣瓶應力狀態(tài)進行了系統(tǒng)分析,對一個氣瓶整體制造工藝中的殘余應力變化用X射線法進行了跟蹤檢測。
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