Objective To produce recombinant HBcAg in insect cells by Baculovirus expression vector system.
目的利用杆状病毒表达载体系统制备重组乙型肝炎病毒核心蛋白。
Objective: To study the inhibition of OPCML to ovarian cancer cell lines using a lentiviral vector system for efficient gene transduction.
目的：探讨重组慢病毒介导的体外转导OPCML基因的可行性及其对卯巢上皮性癌（卵巢癌）细胞的抑制作用。
Bacterial artificial chromosome (BAC) is a kind of vector system used to construct large fragment insert libraries of genome DNA in human, animals and plants.
细菌人工染色体(BAC)是一种承载dna大片段的克隆载体系统，用于人、动物和植物基因组文库构建。
Objective to develop a novel vector system, which combines the advantages of the gene therapy and virus therapy, and to observe its therapeutic effect on lung cancer.
目的研究结合基因治疗与病毒治疗双重优势的病毒-基因系统对肿瘤的治疗功效。
The state space may be thought of as a big vector space with each basis element spanning the possible states of one system element (say a memory register or the CAM Angle).
状态空间可能被认为是一个大向量空间，其每个基本元素跨越一个系统元素的可能状态(比方说内存寄存器或偏心角)。
The protocol service is queried using the management entry point vector and the statistics are retrieved for each supported protocol on that system.
使用管理入口点向量查询协议服务，获取系统上支持的每个协议的统计数据。
As a result, the mission recommends that the surveillance system to detect new yellow fever cases is strengthened and that vector control measures are implemented.
因此，访问团建议加强监测系统，以查明新增黄热病病例，并实施媒介控制措施。
In short, vector data take the simplest topological entities — points, lines, and polygons — and anchor them within a 2-d Cartesian coordinate system to describe geographical features.
简言之，矢量数据利用最简单的拓扑实体—点、线和多边形，并在二维笛卡尔坐标系统中固定它们来描述地理特征。
In countries with widespread nurse shortages, the public health system does not have the capacity to contain a vector-borne illness or to control the spread of contagious diseases.
在普遍缺少护士的国家中，公共卫生系统没有能力限制病媒传播的疾病或控制传染病传播。
At last, this paper provides the mend method of Discrete Vector Model, so that the system can enhance simulation precision in base of high real time, and has more perfect simulative performance.
在本文的最后，提出了离散矢量模型的改进方法，能在提高实时性的基础上，进一步提高数控仿真系统的仿真精度，完善仿真性能。
Lines and curves Lines are the foundation of any vector graphics drawing system.
直线和曲线-直线是任何向量图形绘制系统的基础。
The last topic is about a trainable object detection system using at its core a Support Vector Machine classifier.
最后一个主题将讲解支持向量机分类物中核心使用的可训练物件侦测系统。
Microsoft couldn't use the clean, vector-based, resolution-independent, hardware-accelerated, WPF library to build any of the core operating system applications.
微软没办法使用全新的、基于矢量、分辨率无关和硬件加速的WPF来构建任何操作系统核心程序。
The article gave out price system stability is critical the mensurable expression of vector.
本文给出了价格系统稳定性临界向量的定量表达式。
This paper does some research works of the vector control technology based on rotator field oriented and then designs the whole system with DSP.
本文针对转子磁场定向的矢量控制技术进行了一些研究和探索，并用DSP实现控制系统的全数字化设计。
Aiming at present problems, the author also studied the hysteresis control system based on voltage vector control and its corresponding scheme.
又针对目前存在的问题，研究了基于电压矢量控制的滞环控制系统及方案，其基本内容如下。
The relative system, such as vector graphic system, database system, and space information system, are discussed in the paper, the basic principle and realize method are discussed in the paper also.
本文阐述了人机系统软件相关的矢量图形系统、数据库系统、信息系统、空间信息分析系统，给出了基本原理和技术解决方案。
Finally, simulating experiment for the whole system is carried through with the stator flux-oriented vector strategy and control arithmetic of rotor speed perturb and power observation.
最后本文采用定子磁场定向的矢量控制策略，结合转速扰动功率观测的控制算法对转子侧进行了仿真验证。
The thesis introduces a three phase AC motor's mathematical model in static reference frame and a simulation system for AC motors to develop a vector control inverter system.
针对三相异步电机矢量控制系统的要求，根据在静止坐标系统中异步电机的数学模型，进行了系统仿真。
TMS320F240 digital signal processor that is selected as the main CPU in the system realizes the full digital vector control system.
论文中选用TMS320F 240数字信号处理芯片作为系统的主控芯片，实现了全数字化的直接磁场定向的矢量控制系统。
This paper introduces the basic theory of space-vector PWM (SVPWM), and designs the ac photovoltaic water pump system on the basics of this theory.
本文介绍了空间电压矢量脉宽调制(SVPWM)的基本原理，并应用此原理进行了交流光伏水泵系统的设计。
Finally, with these theory results, a GIS software develop process is formulated exhausively. This system contains vector drawing sub-system and database sub-system.
最后综合应用前面这些理论结果，详细论述了自主研发的GIS系统，包括矢量绘图系统和数据库系统。
Secondly, the problem of the minimum weight design is resolved by using the optimum vector algorithm under the constraint of the structure system reliability.
然后采用最佳矢量法求解结构体系可靠度指标约束下的最小重量优化设计问题。
In a speed sensorless vector control system, the precision of speed estimation is relied on the precision of motor parameter.
在无速度传感器矢量控制系统中，转速估算的精度在很大程度上依赖于电机参数。
An all-digital vector control system of three-phase induction motor is presented.
提出了一种全数字式的三相异步电机矢量控制系统。
In this paper a new speed sensor-less vector control system based on stator-flux-oriented is researched and analyzed.
本文对一种新型的基于定子磁链定向的无速度传感器矢量控制系统作了研究和分析。
The measurement and observation of flux in induction motor is a key problem in vector control system.
异步电功机的磁通检测和观测是矢量控制系统中的关键问题。
The measurement and observation of flux in induction motor is a key problem in vector control system.
异步电功机的磁通检测和观测是矢量控制系统中的关键问题。
应用推荐