查询词典 cycle method

There are direct-acting identification method,jar or bottle identification method,steel tube identification method and hole identification method.Steel tube identification method and hole identification method are better than others method for forensic science,because these two methods have the higher credibility.

目前已经形成的警犬鉴别人体气味的方法有直接鉴别法、罐内或瓶内鉴别法、管式鉴别法和气孔鉴别法，由于管式鉴别法和气孔鉴别法的鉴别结果有较高的可信度，故被法庭科学认为是2种较好的鉴别人体气味的方法。

PLC programming technique includes experience design method, logic design method, cycle diagram design method and sequential control design method.

PLC编程技术包括：经验设计法，逻辑设计法、时序图设计法、顺序控制设计法等编程方法。

The meaning of body physiological cycle and its computational method was introduced and the influence of driver s physiological cycle affecting driving action was analyzed in this paper.

介绍人体生理周期的含义及计算方法，分析了驾驶员生理周期对其驾驶行为的影响，运用SPSS软件对具体实例进行了统计分析，验证了这种影响的存在及其普遍规律，提出了运用驾驶员生理周期进行交通管理和控制的相应建议。

The colony forming and the cell cycle were analyzed with flow cytometry, and the mRNA expression of bcl-2, c-myc gene were determined with RT-PCR method. Results Resveratrol could markedly inhibit proliferation of human gastric cancer cells compared with that of the blank control group. The cell cycle was blocked to G0/G1. The mRNA level of bcl-2 and c-myc gene were decreased compared with that of the blank control group.

结果 白藜芦醇可抑制胃癌细胞增殖和集落形成能力，低、高剂量组的抑制率分别为6.9%，17.6%和27.98%，63.39%，差异均有统计学意义(P.05)；白藜芦醇能使胃癌细胞周期阻滞于G0/G1期，明显下调胃癌细胞bcl-2、c-myc基因mRNA表达水平(P.05)；用药24 h后，白藜芦醇高剂量组bcl-2和c-myc基因相对表达量分别为(0.54±0.04)，(0.58±0.05)，与空白对照组(0.91±0.05)，(0.85±0.03)比较，差异均有统计学意义(P.05)。

New type of water chemistry for utility drum boiler and its principle and characteristic Two kinds of water chemistry's main principle and characteristic are detailedly analyzed. Against the problem of high eroding speed, high Fe content in feed water and boiler water, high scaling speed, short chemical cleaning interval, needing poisonous chemical deoxidant, etc for drum boiler's deoxidization water chemistry and difficulty of using oxidation water chemistry, a new type of water chemistry is put forward on the basis of analyzing the characteristic of whole power station's water steam cycle system, principle of two kinds of water chemistry and their practical effect in every cycle stage. Considering two water chemistry's merit, a new water chemistry called Limited Oxidation Water Chemistry is put forward, which is a local slight oxidization no-deoxidant water chemistry. And the proposed method's principle, control parameter, applying condition, start-lay up and emergency measures are initially calculated and analyzed.

三、新型汽包炉水化学工况的提出及其原理和特点详细分析了国内外现行两大类水化学工况处理的核心原理和特点，针对现行汽包炉还原性水化学工况处理所存在的系统腐蚀速度相对较大、给水和炉水铁浓度高、锅炉结垢速度快、机组酸洗间隔短、无法避免有毒化学除氧剂的使用以及氧化性水化学工况在汽包炉机组上应用的困难等问题，在详细分析电站整个水蒸汽循环系统的特点、两类水工况处理的原理和对循环中各段处理的实际效果等的基础上，综合两者的优点，提出了一种新型的局部轻微氧化性无除氧剂汽包炉水化学工况－"汽包炉有限氧化性水化学工况"处理原理，并初步计算、分析和确定了该种新型水化学工况的主要工艺控制参数、应用条件、启停与紧急情况处理等。

In this paper, firstly, not only the incidence matrix ,adjacent matrix, cycle matrix, cut-set matrix of an undirected graph are summarized, but also the close contact between a graph and its corresponding matrix are discussed ; secondly, many problems of a graph which are solved by analysing its matrix are listed as follows:1、The co-tree set of a graph is obtained by using its cycle-matrix ; 2、The branches of its spanning tree are given by using its cut-set matrix ; 3、By making use of the incidence matrix of a graph ,not only its vertex cut 、cut vertex 、isolated point and spanning tree can be obtained ,but also the two sides which are whether parallel or not can be judged ;4、By using their adjacent matrix ,the two graphes which are whether isomorphous or not can be judged; once more, there is a detailed introduction in view of special graph (for example: bigaritite graph ,regular graph and so on);last but not least, a graph method of calculating the N power of a matrix is given and the practical applications of the theorem for degree is indicated.

本文首先综述了无向图的关联矩阵，邻接矩阵，圈矩阵，割集矩阵以及图和它对应矩阵之间的关系；其次总结出了利用上述各类矩阵可以解决的图的若干问题：1、利用图的圈矩阵可以求其连枝集；2、利用图的割集矩阵可以求其生成树的树枝；3、利用图的关联矩阵不仅可以求其割点、点割集、连通度、孤立点和生成树，而且可以判断两条边是否平行；4、利用图的邻接矩阵可以判断两个图是否同构；再次，针对特殊图（例如：二分图、正则图等等）的邻接矩阵作了详细介绍；最后，得到了利用图计算矩阵的N次幂的方法，指出度数定理的实际应用。

A pilot vehicle system mathematical model containing nonlinear control elements of the flight control system is established by the describing function method; the limit cycle of PVS is determined; the relation between the limit cycle and pilot induced oscillation and the influence of nonlinear control elements on PIO are explored.

采用描述函数法建立了含有非线性控制系统的人机系统数学模型，确定了系统的极限特性，探讨了极限环与驾驶员诱发振荡之间关系和操纵系统非线性因素对PIO影响等。

These results show that:(1) the results retrieved from the Abel integral and absolute TEC inversion are consistent on the whole at higher orbits altitude (~800 km), and in good agreement with those measured by ionosondes; the results retrieved from absolute TEC inversion are in better agreement with those obtained from ionosondes than that by the Abel integral inversion at lower orbits attitude (~500 km);(2) the maximal electron density N m from absolute TEC inversion is closer to N mF2 from ionosondes than that from Abel integral inversion, and the method of the former is more rigorous and effective than that of the latter;(3) absolute TEC is more sensitive to cycle slip than Abel integral, but for the two ways significant loss of inversion precision due to cycle slip always exists.

结果表明：（1）在较高轨道高度（约800 km），Abel积分与绝对TEC方法的反演结果基本一致，都与电离层测高仪反演结果符合良好；在较低轨道高度（约500 km），绝对TEC反演精度优于Abel积分反演精度；（2）绝对TEC反演的最大电子密度 N m较Abel积分法获得的结果更接近于电离层测高获得的峰值电子密度 N mF2，绝对TEC反演法更加严密和有效；（3）周跳对绝对TEC反演结果的影响较Abel积分反演结果的影响更为敏感，但无论哪种方法，周跳对反演精度都造成严重损失。

If we have used the trade cycle method, a reasonable period of time would be one cycle.

如果使用交易周期方法，则合理时间段应为一个周期。

The paper analyzed the factors that influence the defining of the maintenance cycle of the lubrication system in mining truck engine,and scientifically sensible method to determine the maintenance cycle was put forward.

分析了矿用汽车润滑系统保养周期制定的影响因素，提出了科学合理的制定矿用汽车润滑系统保养周期的方法。

Finally it offers the analysis of the fault-tolerance system as well as its test verification.

这样，运行于空间环境中的系统的设计目标就是在保证系统实时性

However, it is still difficult to find out the real reason of the increase of the keratinized gingiva during the orthodontic extrusion whether it is due to the proliferation of the gingival tissue or to its elastic nature, that is because the proliferation of the fibroblasts as well as the connective tissue changes in volume and the intra-fibers spaces were all immeasurable in most of the studies.

然而，仍然难以找到真正的原因增加的角化牙龈在正畸挤压它是否是由于扩散的牙龈组织或其弹性性质，这是因为增殖的成纤维细胞以及作为结缔组织的变化量和内部纤维空格都是不可估量的，大多数的研究。