查询词典 distance circle

According to range of the focal distance, dropping UV glue which is crystalline and unexpensive into lens cavity with UV rays, and then forms as soon as solidifies the convex lens. Combining UV curing glue convex lens and variable focus lens, the focal distance range achieves the 8.3~24.5 mm low focal distance effect.

於此之后根据变焦效果的需要，利用UV胶透光性佳、成本低，将UV胶滴定於透镜腔体中，形成一凸透镜，藉由变焦透镜与UV胶透镜结合，焦距变化达到8.3~24.5mm范围的低焦距效果。

To get the observer's Lat.and Long.just by pressing a button without the sea horizon to turn to,we should know clearly the relationship between the accuracy of zenith distance observed and the accuracy of a position fixed,the causes of the errors of zenith distance observed,what accuracy of zenith distance observed could be obtained and what accuracy standard should be used.

要在无水天线测天时一按按钮就可定出较精确的船位经纬度，必须弄清天体顶距测量精度对定位精度的影响，弄清顶距测量误差产生的原因，可达到的精度及选用适当的精度标准。

According to the engineering practice, the theoretical basis and method that survey directly the horizontal distance and height difference by the total station system as fourth grade and below fourth grade control network are put forward instead of surveying slant distance and zenith distance.

摘要根据工程实践，提出了用全站仪直接测量平距、高差来代替测斜距、天顶距作四等及四等以下控制网测量的理论依据和方法，并以张河湾抽水蓄能电站施工控制网为例进行了比较计算。

Nei'genetic distance showed Schima superba and Cryptocarya chinensis hadsmall genetic distance between every two subpopulations of each own,but Castanopsischinensis had high genetic distance between every two subpopulations of own.

Nei遗传距离结果表明，荷木和厚壳桂两两亚种群间都有非常小的遗传距离，而锥栗却有大的两两亚种群间遗传距离，表明荷木和厚壳桂亚种群间个体的差异小，有较少的位点频率发生变化；而锥栗亚种群间个体的差异大，有较多的位点频率发生变化。

During the whole course of the dynamitic development and evolvement of redox zones, concentrations of TOC, sulfide, NH+4-N, HCO-3, CO2 and Fe2+ increased with time and decreased with distance; concentrations of NO-3 and DO decreased with time and increased with distance; SO2-4 concentration decreased first and then increased over time; but decreased with distance.

在氧化还原带的整个演化过程中，各带中TOC、硫化物、NH+4-N、HCO-3、CO2和Fe2+等物质的浓度随时间的推移而升高，随离污染源距离的增加而降低；NO-3和DO等物质的浓度随时间的推移而减小，随离污染源距离的增加而升高；SO2-4的浓度则随时间的推移先减小而后增加，随离污染源距离的增加而降低。

The external-clearance distance is the shortest distance through air, or "line-of-sight" distance, between two galvanically isolated conductors.

外部间隙是穿过空气的最短距离或者两个电绝缘导线的&视线&距离。

This paper bases on the former documents which related to the distance in HMM (we also proved Juang and Rabine's intuitionistic discussion strictly ), and study the distance in HMM from two aspects:the one is to find the more rapid and effective approximate algorithm, the other is to introduce a new and more applied distance.

针对J-R距离在理论上很有意义，但实际上难以计算且结果具有不确定性的缺点，利用文献[11]，得到了近似计算离散HMM和具有混合高斯观测密度的连续HMM距离的一种快速有效的算法，该算法用矩阵形式来表达，便于用MATLAB进行计算。

The distance which have been used most often was presented in Juang and Rabiner's documents[2] (for short, J-R distance), At present most of the documents uses this distance or only modifies it a little.

最常用的是Juang和Rabiner在文献[2]中提出的距离，目前多数文献采用该距离或对其进行一些小的修改。

Every indicatrion has statistics difference after six mouthstreatment of Two rattan mixture which include body function, activity index number of pathogenetic condition, total swelling arthrosis, total self-assessment, rachialgia, rachiodynia rhachitis, activity of thoracic skeleton, schober, distance between fingers and ground, left flection of antisternum, right flection of antisternum, antisternum hypsokinesis, distance between head and wall, ESR, C reactive protein: every indicatrion has statistics difference after the treatment of Sulfasalazine except the indicatrion of distance between head and wall.

二藤合剂组治疗6个月后其各项观察指标(包括躯体功能、病情活动指数、肿胀关节总数、总体自我评价、脊柱痛、脊柱炎症，胸廓活动度、Schober、指地距、脊椎左屈、脊椎右屈、脊椎后仰、枕墙距、血沉、C反应蛋白)与治疗前相比，均有统计学差异(P＜0.05)；柳氮磺吡啶组除枕墙距外，其余观察指标亦均有统计学差异(P＜0.05)。

Noise radar is similar to pulse compression radar. Samely, noise radar holds both virtues between detecting distance and distance resolution, and holds fine distance ambiguity compression characteristic, in addition, it holds certain anti-detection and anti-disturbing abilities, has attracted abroad attention of academe.

噪声雷达类似于脉冲压缩雷达，同样兼顾作用距离和距离分辨力，具有优良的距离模糊压缩特性，并且有一定的反侦测、抗干扰能力，而受到学术界广泛关注。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。