A dosimetric study on helical tomotherapy and linear accelerator-based step-and-shoot intensity modulated radiation therapy for prostate cancer Dosimetric Verification of the Static Physical Compensator Intensity-modulated Radiotherapy 螺旋断层与常规静态调强放疗前列腺癌的剂量学研究静态物理补偿器调强放射治疗的剂量验证
The results show that linear CISK process affects not only the intensity of soliton, but also the width of the soliton, nonlinear CISK process only affects intensity of the soliton. 结果指出,线性CISK既影响孤立波的强度,又影响孤立波的宽度,而非线性CISK只影响孤立波的强度。
LED linear can be of warm or cold white color, multi-colored and RGB ( with remote control), they also differ in LED disposing frequency on the linear and intensity. 线性的LED可以是温暖或冷的白色颜色,多彩多姿和RGB(与遥控),他们在配置在线性和强度的LED也不同频率。
An excellent linear relationship between the fluorescence intensity of maleic anhydride-acrylic acid copolymer and its concentration has been found. 结果表明,该示踪型马丙共聚物的荧光强度与其浓度呈较好的线性关系;
An algorithm of automatic runway recognition based on multi-scale linear object enhancement is presented according to runway characters of linear structure and high intensity. 针对机场的跑道成像是线状结构和高灰度值的特征,提出了一种基于多尺度线状目标强化的机场跑道识别算法。
By using the linear approximation method, the intensity correlation function is calculated in a gain-noise model of a single-mode laser input signal and driven by colored cross-correlated pump noise and quantum noise. 采用线性化近似方法计算了在由色关联噪声驱动的单模激光中加入信号后的光强关联函数。
The incoherent imaging system in its isoplanatic region is a linear light intensity system with invariance in space. 非相干成象系统在等晕区内是空间不变性的光强线性系统。
The contents of recrystallized sericite have a linear correlation with the strain intensity within the scope of certain deformation of the rocks. 在一定变形范围内,重结晶绢云母含量与应变强度呈线性正相关。
Base on the linear relationship between the absorption intensity of long wave near infrared spectroscopy and the content of the organic molecule's functional group, we have applied partial least square to establish a model for determination of alcohol content in Distilled Spirits. 根据近红外光谱的振动吸收强度与有机分子官能团含量的线性关系,用偏最小二乘法对白酒的近红外光谱和其中的乙醇浓度建立相关模型。
But the relation of laser power, scanning speed and linear energy with the stretch intensity shows the characteristic of Gauss function. 而激光功率、扫描速度和线能量对烧结件抗拉强度的影响规律都具有高斯分布特征。
For this reason, the methods of frequency domain filtering, cross templet matching, linear Hough transform, intensity projection, and line segment matching for background denoising were proposed. The merits of each method was compared to the others. 为此,提出了频域滤波,十字模板匹配,线形Hough变换,灰度投影以及线模板匹配方法,并对这些方法做了一些比较。
For this reason, we propose in this paper the methods of frequency domain filtering, cross templet matching, linear Hough transform, intensity projection, and line segment matching for background denoising. 为此,本文提出了频域滤波,十字模板匹配,线形Hough变换,灰度投影,线模板匹配等几种方法。
The design and analysis of the linear graduation of multipoint-source intensity in γ-ray liquid level meter 多点源γ-液位计源强的线性刻度分析与设计
There was a linear positive relationship between intensity of expression of IGF-I and serum level of it. 胎盘胰岛素样生长因子-I表达强度与血清胰岛素样生长因子-I水平存在直线正相关。
General linear and nonlinear smoothing in an intensity image can blur corners seriously, so it's difficult to detect corners by a multi scale approach. 对灰度图进行一般线性和非线性平滑会极大程度地模糊拐角,使得多尺度方法难以用于拐角检测。
As disclosed by the investigation of suitable condition of reaction and influencing factors, a linear relationship between the intensity of the enhanced RLS and the concentration of triphenyltin is presented at 329.2 nm under optimal condition. 考察适宜的反应条件和影响因素,在最佳条件下,329.2nm处增强的RLS强度与三苯基锡(TPhT)的浓度呈线性关系。
Under different light intensity, the average vessel flow velocity of excised grapevine shoots measured with this method was positively linear increased with the increasing light intensity. 用此新方法在离体葡萄枝上测定发现,随光照强度增强,其导管平均流速成线性正相关增加。
It is measured and found that IsC of a-Si solar cells is a linear function of illumination intensity within 80-100 mW/ cm2. The spectral response profiles has slightly changed before and after the cells are aged. 当光强在80&100mW/cm~2之间时,非晶硅太阳电池短路电流与光强呈线性关系。
The results show that the main factors influencing the optimal linear velocity are magnetic induction intensity, original tensile force and diameter of the smaller belt pulley. 结果表明,影响磁力金属带传动最佳线速度的因素主要有磁感应强度、初张力及小带轮直径等。
Under the visible light(λ> 400 nm) irradiation, the photocurrent was generated from the ITO/ Bi2WO6 photo-electrode, with the photocurrent density linear to the light intensity. ITO/Bi2WO6薄膜电极在可见光(λ>400nm)照射下可以产生光电流,光电流强度与光强度线性相关;
The results show that There is a good linear relationship between UHI intensity and urban population for Changsha, and a logarithmic relationship between UHI intensity and regional GDP, gross industrial production, and gross construction production. 结果表明:长沙城市热岛强度与市区人口两者的线性关系较好,与地区生产总值、地区工业生产总值和建筑业生产总值呈对数关系。
Based on the rule that the varieties of diffuse reflectance light intensity ( Iglu/ Inet) is linear to the radial distance, we define a way to locate the floating-reference position point by linear fitting after measuring the light intensity in different location with great distance. 根据漫反射光强的变化(Iglu/Inet)随着径向距离呈直线分布的规律,我们找到了一种大间距测量直线拟合的寻找浮动基准位置的方法。
Some parameters will affect the results of the experiment, for example the linear refraction, the linear absorption, the incident intensity and the angle of incidence. 在提出理论模型后,利用数值模拟的方法计算了一些参数对实验结果的影响。如材料的线性折射率、线性吸收系数、入射光能量以及入射角度等等。
The proposed sensor showed high sensitivity and selectivity to vinyl acetate at optimized conditions. The linear range of CTL intensity versus concentrations of vinyl acetate vapor was 1.8mg/ m3~ 1800mg/ m3, with detection limits of 0.7 mg/ m3. 此传感器具有很高的灵敏度及优异的选择性,在最佳条件下,催化发光强度与醋酸乙烯蒸气浓度在1.8mg/m3~1800mg/m3内呈良好的线性关系,检出限为0.7mg/m3。
In selected conditions, a good linear relationship between fluorescence intensity and concentration was found, which can be used for the quantitative determination of the fluorescence components of tea. 3. 此外,在选好的实验条件下,两种茶叶稀溶液中所含荧光组分的荧光强度都与其浓度呈良好的线性关系,据此可以对茶叶中的荧光组分进行定量分析。
When the concentrations of cells less than 1 X 106 cells/ mL, there is linear relationship between fluorescence intensity and concentration. 当细胞浓度小于1×106cells/mL时,色氨酸、NAD(P)H和FAD的荧光强度与细胞浓度均呈线性关系。
Comprehensive construction well-off society in our country requires the rapid economic development for the foundation, but a lot of population lead to Linear economic can not support high intensity of resource consumption and environmental pollution. 我国全面建设小康社会要求以经济的快速发展为基础,然而我国人口众多,传统的以资源投入为主的线性经济已经无力支撑高强度的资源消耗和环境污染,发展循环经济已势在必行。
The results show that there is a good linear relationship between the lines intensity and the elemental concentration. 结果表明,谱线强度与元素含量之间有较好的线性关系。