查询词典 radon

A method is proposed that is based on template match and Radon transform of calculating the affined factors in digital watermarking against geometrical distortion.

针对目前数字水印抗几何攻击方法，提出一种基于模板匹配和Radon变换联合应用的几何变换参数估计方法。

A quantitative appraisal of the prospect of uranium mineralization is completed based on a set of hydrochemical data acquired from the known in-situ leachable sandstone-type uranium, including radon content, acid-alkali ratio, oxidized and reduced electronic potential, hydrocarbonate radical and uranium content in water.

但是在找铀过程中仅用水化学成份、氡含量、酸碱度和氧化还原电位等数值进行描述，说明它们与铀矿化的关系，这种单一因素的描述不能综合反映与铀矿化的联系程度，以定量评价铀矿化与上述因素的关系，从而影响了水化学找矿的效果。

Respirable particulate matter ; radon ; carbon dioxide ; indoor air pollution

可吸入颗粒物；氡；二氧化碳；室内空气污染

Radon transformation was used to change the artifact part to sine space, and then we obtained the sinogram.

然后用雷登变换把伪影图像变换至弦空间，即得到弦图。

An experimental study on the noise properties of x-ray CT sinogram data in Radon space.

低剂量CT断层成像的噪声抑制研究国家自然科学基金，2005-2007，课题负责人：卢虹冰，资助号：

The migration of radon and its daughters is directional, and contravenes the law of the diffusion.

实验还发现，氡及其子体的分布具有明显的方向性，而与扩散规律相违背。

Here there have been many culs-de-sac: searches for foreshocks, tilts, radon, electrical precursors and variations in velocity ratios of P-waves to S-waves have either failed or are at best unproven.

在这方面曾走进许多死胡同∶寻找前震、地倾斜、氡、电学的前兆，以及P-波或S-波速率的变化。但是，这些努力或者失败，或者在最好的情况下未能获得验证。

These results are valuable for reasonably determining the radon eduction rate in remedial action on decommissioned uranium mine.

其结果对铀矿山退役治理中氡析出率的合理确定具有一定的参考价值。

The article introduces the system structure and technical indicators of radon concentration standard equipment , it analyses the factor of inflecting quality control and the solving method,by experiments can the equipment be controlled and assured effectively in daily work.

介绍氡浓度标准装置的系统结构、技术指标，分析影响质量控制的因素及解决办法，经试验验证该装置在日常工作中能得到有效的质量控制和保证。

According to statistics, the world's total number of deaths from lung cancer are 8% to 25% due to the radon caused by inhaling air.

据统计，全世界患肺癌死亡的总人数中有8％至25％是由于以前吸入空气中的氡造成的。

Vishnu entered a dark fourth dimensional dream that did not support his field or continued life.

毗瑟挐进入了一个第四密度的黑暗梦想，那里并不支持他的能量场或继续生命。

Leaders and decision-making persons use it to collect the data, including the information of unit work, handing in fee, oweing fee, prepaying fee,changing and afterpaying and account transfering of joining-insurance employee, and account paying of all kinds of insurances from hospitalization insurance institutions.The collected data is picked up, organized, switched and showed to user.

该子系统主要面向各级领导、决策分析人员；从各个医疗保险经办机构和定点医疗机构采集数据，包括在各个医疗保险经办机构处理的单位办公信息，单位缴费、欠费、预缴费信息，参保职工变更信息，参保职工增减变动信息，参保职工补缴信息，参保职工帐户划拨信息：包括各定点医疗机构处理的各险种帐户支出信息，各险种的统筹金支付信息等；将采集的数据提取，组织和转换，然后展示给用户。