正确性

In order to check the correctness and reliability of direct numerical simulation of the three-dimensional turbulence with the moderate or low flow Reynolds number, this paper adopts the pseudospectral method to direct numerically simulate the three-dimensional plane mixing layer.

为了验证直接数值模拟三维中低流动雷诺数湍流的正确性和可靠性，该文采用拟谱方法对三维平面混合层流场进行了直接数值模拟，并将数值模拟得到的结果与 Lasheras 等的平面混合层经典实验结果进行了对比。

At last, natural frequencies of practical pre-stressed composite space truss are tested with pulsatory method on construction site and its damping ratio is calculated, which gives another important data for engineering design. In addition, through the model experiment of pre-stressed rectangular square pyramid composite space truss, the correctness of characteristics of internal force and the feasibility of tension recovery method are proved.

最后，在工程施工现场用脉动法测试自振频率，并借助于振动衰减曲线和半功率点法计算出预应力组合网架——钢与混凝土的混合结构体系——的阻尼比，此又为工程设计提供了一理论依据；另外，通过正放四角锥预应力组合网架的模型试验，验证了结构内力分布特点的正确性以及张力松弛法的可行性。

Coach concerned departments to use ERP software, and settle kinds of questions. All export and import bills is made by finance department,So I know well about it; whole export reback tax ; check expense account bills whether these are legal or valid or correct, ensure cash and bank balance are correct. coordinate and response for the accounting vouchers of stations within area and ensure the accounting data and relative information effective, correct and valid.

指导所有相关部门ERP操作，处理各种问题；所有单证以及相关进出口工作都由财务部来操作，对整个流程非常了解；免抵退税工作；审核费用报销单据的合法性、有效性、数字的正确性，确保现金和银行存款的真实准确；审查会计凭证，确保会计资料合法，有效，真实；分析各种财务指标，调节税务；收集会计、税务方面的法律、法规，提出合理建议；配合年度审计及对内、对外的联系协调工作；负责组织起草建立和健全公司财务管理各项规章制度，负责对企业经济合同的审议，管理；负责做好资金管理。

MethodUsing the canis MC4R DNA as template,the specific primers were designed. After PCR amplification,product was cloned into pGEX-4T-1 vector by LP Recco PCR cloning technique,the recombinant pGEX-4T-1-cMC4R was transferred to E.

方法以Beagle犬基因组DNA为模板，经PCR技术扩增目的片段，利用LP Recco PCR克隆技术将目的片段直接重组到原核表达载体pGEX-4T-1上，转化到E.coli DH5α，筛选阳性克隆，BamHI、XhoI酶切鉴定，DNA 测序检测插入序列的正确性。

The model provides a tool to research on the dynamic characteristics of heat pump refrigerating system.

搭建了空调器的动态特性实验台，通过实验，初步验证了动态仿真模型和计算方法的正确性和实用性。

At first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu-lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band-pass filter, alternating amplifier, phase sensitive demodulatorn, pulse-width modulation, frequency scale circuit, moment current generator. Finally, using the graphics program language LabV-IEW which is designed for testing field especially by NI accomplishes the solfware design of testing system,realized the testing functions.

首先对加速度计及其测试技术的发展历史和现状，液浮摆式加速度计的工作原理和数学模型等作了简要的介绍，然后确定了以二元调宽脉冲再平衡测试回路为设计方案，并从控制理论的角度进行了分析，着重研究了系统中各部分的传递函数，利用系统开环传递函数分析了系统的稳定性，同时设计了系统的校正网络；分析了二元调宽脉冲再平衡测试回路的分辨率、采样约束以及测试精度等基本问题，并按照系统分析的结果设计了包括前置放大、带通滤波、交流放大、相敏解调、脉宽调制、频标电路以及力矩电流发生器等测试系统各部分硬件电路，验证了电路的正确性，最后按照测试系统的要求，采用了美国NI公司专为测试领域所开发的虚拟仪器工具——LabVIEW作为测试软件开发工具，利用该图形化编程语言完成了测试系统软件部分的设计，实现了测试功能。

This method proved scientific in theory and easy to routinize,and provided an effective technique for evaluating the situation of corrosion and its prevention of the underground oil pipeline.

通过综合分析的方法，确定埋地输油管道的腐蚀与防护势态，对提高管道腐蚀与防护管理的针对性、科学性和决策的正确性具有重大意义。

Compared the equivalent ratio relationship of granule for clincal prescription and clincal decoction by determination of evodiamine, rutaecarpine, evodine, total alkaloids and dried extract ratio as markers, ten batches reference decoctions were prepared according to clinical usage as evaluation standards, common-use processed fructus evodiae products, such as salt-processed fructus evodiae, liquorice-proccesed fructus evodiae, as researching objects, and finally validated by pharmacological trials.

以吴茱萸胺、吴茱萸次碱、吴茱萸内酯、吴茱萸总生物碱、出膏率为评价指标，以临床煎剂的煎煮方法制备的10批对照汤剂的平均值为临床煎剂的评价标准，以多个临床常用的炮制品为研究对象，比较配方颗粒和临床煎剂间的等效比例关系，并以药效指标进一步验证等效比的正确性。

On the basis of researches above, a prototype which consists of two paralleled DC/DC SEPIC converters with coupled inductors is designed. Some experiments have been made. The experimental results show that the approach proposed is accurate and feasible again.

同时，在此基础上，本文搭建了由两个具有耦合电感的SEPIC变换器并联所构成的实验平台，并通过该实验平台对所提出的单周期均流控制策略进行了实验研究，实验结果再次证明了该均流控制策略的正确性和可行性。

Seventhly, this paper presents an algorithm for plan verification, and gives correctness proof of the algorithm.

本文提出了规划验证的一种算法，并给出了该算法的正确性证明。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐