查询词典 PIXE

The particle size distributions in Beijing collected in a normal weather period, a dust storm arrived from remote area and the local dust storm arising were measured by PIXE combined with a multi-stage sampler, and the change of the concentration of particulates with time was obtained by PIXE combined with a auto-step time sequence sampler.

用PIXE分析技术结合分级采样器测量了正常天气、远处沙尘暴到达时和局地扬尘起来时北京的大气颗粒物粒径分布谱，与时间序列自动采样器相结合，得到了大气颗粒物浓度随时间的变化，通过受体模型计算得到大气颗粒物来源及其贡献率。

The ADWM filter has the features of directional filter, which is especially effective at preserving edges, and th e features of center weighted median filter, which can reduce random noise , and moderate amounts of impulsive noise also, to some extent, as well as p reserve the details via adaptively determining the weight of the center pixe l according to the lowest variance of pixels within all the sub-windows.

ADWM滤波器既有定向滤波器的特征，也有中心加权中值滤波器的特征。定向滤波器可以有效保持边缘，而中心加权中值滤波器对减少随机噪声尤其有效，同时也能在一定程度上减少冲击噪声的数量，并根据子窗口内像素的最低方差自适应地调整中心像素的权值以保持图像的细节。

Pollution sources were analyzed by proton microprobe, their micro-PIXE spectra were used to establish

的来源。将单颗粒的 micro-PIXE 能谱与模式识别技术相结合，识别出上海市宝山工业区空气中

Some examples of applying PIXE on the atmospheric particulate are briefly introduced in this paper.

概述了PIXE分析技术在大气颗粒物特征、来源等研究中的几个应用实例。

The new system is based on a SUN workstation and a VME bus, which was used for PIXE, RBS, STIM and PIGE data acquisition in the experiment, this ion beam analytical techniques can be complementary with each other.

建成后的核探针装置可以同时开展micro-PIXE，micro-RBS，STIM和PIGE分析。新的数据系统扩充了核探针的应用领域，各种分析技术相互补充，各取所长，具有良好的多重性和实时性。

For blue and white porcelain, this paper analyzes the black fleck on the surface of an imperial blue and white porcelain sherd in Xuande Period, Ming Dynasty by using plane-scan analysis method with SRXRF; and the paper makes "relatively age-judging analysis" for sherds of Qing Dynasty with PIXE.

在汝瓷的产地分析中，本文采用EDXRF探针，测试了清凉寺出土的古汝瓷和若干钧瓷、现代仿汝瓷等瓷釉和瓷胎的常量元素及微量元素，并利用多元统计中的因子分析方法，处理测试所得的成分数据。

Two kinds of methods PIXE and SXRF are used to study the acupuncture points.

所以也可以用荧光分析方法作为穴位定位的一个指标。

Till now, by application of PIXE (proton induced X-ray emission) technique, a lot of studies about

质子微探针有很高的空间分辨率和10 6水平的元素浓度检测能力，能够

ANALYSIS OF TRACE ELEMENTS IN GIANT PANDA BY PIXE Ⅰ.

大熊猫体内微量元素的PIXE分析——Ⅰ。

Move the base around but watch out as the 3 connected swinging pixels don't hit a bad pixe..

基地周围移动，但看出来的。。 3连接摆动像素不打一坏的PIXE 。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。