查询词典 essentiality

Objective:To evaluate the essentiality of right nursing in intravenous pyelograph examination when carry out upon some special patients including aged, high-risked, abnormal-build, children, and patients with ascites or abdorminal tumor.

目的：评价正确的护理措施在高龄、高危、儿童、体形异常以及伴有腹水或腹部肿瘤等特殊患者排泄性尿路造影检查中的意义。

There are no grade I document and lack of the study of validity in long term and essentiality and validity of retreatment.

缺乏判断长期有效性的研究以及再次治疗有效性和必要性的研究。

The chapter one of essay reviews most explains that researchers had given at first, then from the view of Marxism we discuss the essentiality of culture, communication and cultural communication.

论文第一章首先考量了已有的数百种文化界定，然后从马克思主义实践的观点出发，探讨了文化、交往和文化交往的本质。

The chapter one of essay reviews most explains thatresearchers had given at first, then from the view of Marxism we discussthe essentiality of culture, communication and cultural communication.

把握文化交往本质和文化交往规律，对于促进民族文化之间的平等对话与和平交流，促进世界的和平与稳定具有重要的现实意义。

The method for parameters estimation based on fractional differenced whitening filter is proposed, the essentiality of which is to find out a factor by calculating the extremum of the statistic test expression for the output.

最后提出基于该滤波器的参数估计方法，其实质是通过计算输出信号的统计测试表达式的极值获得分形参数。

Firstly, the author explicates the definition, the essentiality and the determinant of price strategy.

文章首先阐述了价格战略的定义、重要性及其决定因素。

Summarizing and analyzing the experiences of the risk investment activities in developed countries and areas such as America and Taiwan, the paper proffers a beneficial reference to our country, at the meantime, this paper analyzes the essentiality and accessibility of VC development in our country at the second and third chapter. Then, the paper points out the problems of our countrys VC development in the fourth chapter. At last, according to the previous analysis, this paper puts forward development stralgies of venture capital corporations in our country.

本文第一章对风险投资的基本知识做介绍；第二、三章通过对国外先进国家风险投资的情况进行说明、分析，从中找到有益于我国的经验，并分析了我国发展风险投资的必要性和可行性；第四章分析了我国风险投资业发展中存在的问题；最后在前四章分析的基础上提出规范发展我国风险投资公司的对策。

This paper addresses an essentiality and study methods about the system and gives out the results of calculation and design for the circuit at first,and then presents an electro-dynamical model to calculates key parameters and protracts thei.

电脉冲除冰系统是上世纪80年代以来新兴的飞机用电动-机械式除冰技术，国内关于该方面的研究起步较晚，文中在阐述了电脉冲除冰研究重要性和研究方法后，首先对电容充放电电路进行了分析与设计计算，接着给出电动力学模型，并计算了系统中感兴趣的关键参数，对计算结果进行处理后得到了能够指导设计的重要参数间的关系图，结合工程实例给予了分析与评价，提出了下一步研究解决的问题。

On the basis of instantaneous forced analysis to short circuit of power transformer and numerical value calculation using low voltage impulse analysis, the paper presents the essentiality of winding distortion after short circuit of power transformer. By contrasting the three main ways of the world such as low-voltage impulse、 short circuit impedance analysis and frequency response analysis , FRA is adopted for distortion testing. Then we design a new testing instrument of transformer winding distortion—testing system of transformer winding distortion.

本文首先在对电力变压器短路时的瞬时受力分析及所受电磁力的有限元法的数值计算的基础上，论证了电力变压器短路以后进行绕组变形测试的必要性；然后通过比较的方法对目前国内外主要使用的三种方法：低压脉冲法、短路阻抗法和频率响应法，进行了一一对比，并根据对比结果，确定在本课题中使用频响法；最后在理论研究的基础上，设计出了一种新型的变压器绕组变形测试仪——电力变压器绕组变形测试系统。

In this paper, the essentiality of evaluation human-machine interface of tank drive cabin is discussed. Most of components function and operation performance are analyzed. According to system analysis and ergonomics, the evaluation system of human-machine interface for tank driver cabin is established.

本文论述了我国进行装甲车辆驾驶舱人机界面评价的重要性，并对装甲车辆驾驶舱主要元件使用功能和操作性能进行了分析；依据系统分析和人机工程学原则，提出了各部分人机工程学评价因素，建立了装甲车辆驾驶舱人机界面匹配评价体系。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。