查询词典 trace

Trace interpolation plays an important role in seismic data processing. Spatial aliasing is a principal troublesome problem in seismic trace interpolation.

道间插值方法在地震资料处理中具有十分重要的作用，而地震道空间内插所面临的主要问题是空间假频。

In main stress trace protraction , based on the character of main stress trace , propose an automatic method

研究了一种简便快速的主应力迹线自动化绘制方法。

A simple and highly sensitive new kinetic catalytic fluorimetric method was proposed for the determination of trace chromium,based on the catalytic effect of trace amounts of chromium on the oxidation of Pyronine Y by hydrogen peroxide in acetic acid-sodium acetate buffer medium leading to a decrease in the fluorescence intensity.

在HAc-NaAc缓冲体系中，痕量铬对过氧化氢氧化吡咯红 Y的氧化还原反应有催化作用，使吡咯红 Y荧光减弱，据此建立了催化荧光法测定痕量铬的新方法，同时考察了该催化反应的最优条件及动力学性质。

Based on samples collected from the profile and analysis of 20 trace elements, six regular patterns of trace element distributions can be recognized, of which Cu, Mo, As, Bi and Au are observably enriched in the upper part of kaolinitic residual zone.

测试了采集于红土型风化壳剖面不同分带样品的20种微量元素含量，微量元素可划分出6种变化模式，其中最明显的为Cu、Mo、As、Bi、Au等在高岭土风化带上部显著富集。

The correlation among different trace element of one stalagmite can reflect whether the factors which control trace element change are the same.

4同一石笋不同元素比值之间的相关性可以反映控制元素比值的因素是否相同。

Huang Yan abandons the Chinese "xuan " paper which scholars usually use,he uses his body as the carrier to paint landscape paintings ,so that he can experience his endurance of the traditional spirit of mountains and waters, which reveals that there is no traditional trace on contemporary artists, and also hints the surface graphic implication and temporariness of this kind of trace .

既透露出当代艺术家身上无可藏匿的传统印迹，又暗喻着这种印迹的表面图解意义和临时性。

To estimate the high signal to noise ratio in every recorded trace using quantitative method and erase the recorded traces with low signal to noise ratio so as to form a standard trace with high signal to noise ratio.

在形成标准道时，利用定量估计信噪比的方法，对每个记录道分段进行信噪比估计，剔除信噪比低的记录段从而形成高信噪比的标准道。

Determining the content of trace elements and total flavonoids in Bupleurumprovided the basis for studying the relationship betweenthe function of trace elements and total flavonoids in medicine and curing respiratory diseases.

对中草药柴胡中微量元素和总黄酮含量进行测定，为研究药物中微量元素和总黄酮的作用及与治疗呼吸疾病的关系提供依据。

Applied widely in the data encryption, pseudorandom sequences can be generated not only by hardware but also by trace function, and it is found that the sequences generated by trace function are much better than those generated by hardware, especially in the aspects of correlation properties.

摘要伪随机序列被广泛应用于数据加密，它既能利用硬件产生，也可以利用有限域上的迹函数来生成，并且由后者生成的序列的密码特性远远优于前者，特别是在相关函数方面更是如此。

Basing on the separation of trace plutonium from uranium matrix,the operating parameters of MC-ICP-MS were studied and optimized for determining the isotope ratio of trace plutonium, such as the adjustment of resolution, selection of mode of ion extraction, elimination of background and interference, etc.

本工作在铀钚化学分离的基础上，对影响MC-ICP-MS法精确测量痕量钚同位素丰度比值的仪器条件进行了优化，研究了仪器分辨率、离子提取模式的选择、"背景和干扰"等参数的影响，探索研究了MC-ICP-MS上质量偏倚的校正方法。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了