Test of digital borehole camera and borehole computed tomography imaging

Application of Digital Panoramic Borehole Camera System Based on Railway Engineering Geology Investigation

基于铁路工程勘察的数字全景钻孔摄像系统应用研究

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Digital borehole camera is the new method in optical borehole imaging.

数字钻孔摄像是光学成像测井技术的新手段。

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Borehole radar survey proves to be an effective method to detect the fracture extension and rock integration of granite, and is of important significance in site characterization for high-level radioactive waste repository.

北山1号孔钻孔雷达测试的实践表明：钻孔雷达测量是了解岩体内部裂隙延伸和岩体完整性的有效手段，对高放废物处置库场址评价有重要意义。

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Over-burden low resistivity layers and sandwich low resistivity layers have large influence on borehole electric survey results.

低阻覆盖层和中间低阻层对井中电测影响很大，厚层覆盖区对地-井方式观测不利；

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Numerical calculation of borehole electrical survey in layered media and its applications

层状介质井中电测数值计算及其应用研究

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In addition, it is proven that the block selection is such an efficient method that it can provide more detailed data for the next borehole survey.

实践证明，岩块筛选可为岩块的钻孔研究提供更详细的基础地质资料，在处置库的选址过程中起到事半功倍的作用。

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Digital Simulation of Gyrocompass Borehole Survey System

陀螺罗经测井系统数字仿真

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The results are showed as follows: 1. Under the boreal climate conditions, the days of acceptable turf quality increased significantly when using fertilizer.

研究结果表明：1.在我国北方气候条件下，施肥明显增加草坪可接收质量天数。

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Investigation on Anti-wear Effects of Borderline Lubrication under Different Condition of Tribological Pairs

基于不同摩擦副条件下的边界润滑抗磨效果研究

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The hydrodynamic model of surface water flow movement possess a better simulation precision but because its calculation is relatively complex and the disposal of borderline condition is comparatively difficulty, study on this model is a little deficient and further research is needed.

地面水流运动的全水流动力学模型具有更高的模拟精度，但是由于其计算比较复杂，边界条件处理起来比较困难，在这方面的研究与应用还比较欠缺，有待于以后对其作进一步研究。

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The main conclusions are: groundwater flux of NO 3 N was 30.06% of total terrestrial flux; groundwater flux of nutrients is an important borderline condition for the marine environmental evaluation.

结果表明，1999年5月下旬地下水向海洋输送的NO3N占整个陆源输入量的30.06%，说明地下水向海洋的营养盐输送量是海洋环境评估的重要边界条件。

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Among the patients with borderline tumor, the contrast risk of the mortality and relapse of the heteroploidy was higher than that of the diploidy ( P < 0.01).

交界性肿瘤中.异倍体肿瘤复发和病死的相对危险性明显高于2倍体肿瘤（P＜0.01）。

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Pathological types of ovarian borderline tumor recurrence is borderline tumor, before and after recurrence the pathological type of that was basically same, and rarely underwent malignant transformation. 2.

结论：1.卵巢交界性肿瘤术后复发的病理组织学类型仍为交界性肿瘤，很少发生恶变。

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The 5-year survival rate was 100% in patients with benign phyllodes tumor, 92 0% with borderline tumor, and 33 3% with malignance.

5年生存率良性叶状肿瘤为100%，交界性为920%，恶性为333%。

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The positive rate of CEA in borderline tumor was12%, no patients with serous tumors were positive for CEA.

CEA阳性率为12%，仅见于粘液性或以粘液性为主的肿瘤中；

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C shape; ( 3) D shape. ③ borderline tumor.

交界瘤型。

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Results 33 cases of benign PRT, 51 malignant PRT and 1 borderline tumor were diagnosed by operation and postoperative pathologic examination.

结果良性肿瘤33例，恶性肿瘤51例，交界性肿瘤1例，均经手术治疗且病理证实。

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Conclusions AM is a borderline tumor with high recurrence and malignant potential.

结论AM是复发率高、潜在恶性的交界性肿瘤。

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Study on Radial Basis Function Neural Network-based Borderline Blurred Image Segmentation Method

边界模糊图像的径向基函数神经网络分割方法研究

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According to the calculation formula, influence factors of the eddy current loss are obtained. Secondly, A time-stepping finite element method ( FEM) based on the borderline slippage method is applied to calculate the eddy current loss in the cycloid PM gear.

其次，采用一种基于运动边界法的时步有限元法实现摆线永磁齿轮涡流损耗的计算。

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