查询词典 advantages and disadvantages

Elderly patients with conservative treatment of femoral neck fracture in the bone unhealing rate, avascular necrosis rate and bed incidence of complications are very high, often need surgical treatment, Currently Artificial arthroplasty better able to load the early running, and significantly improved the quality of life. Orthopedist has been universally acknowledged, which was also hemiarthroplasty for and hip arthroplasty mainly, But these indications of operation and the pros and cons of surviving in numerous disputes, By comparing our double-action Hemiarthroplasty with total hip arthroplasty for femoral neck fracture in the elderly average operative time, The average blood transfusion, the average length of stay, average hospital charges, early complications, Harris score, Oxford hip score standards evaluation discussion bipola Femeral Head placement with total hip arthroplasty in the treatment of femoral neck fracture in the elderly: the advantages and disadvantages.

老年患者股骨颈骨折保守治疗的骨不愈合率、股骨头缺血坏死率及卧床并发症发生率很高，常需要行手术治疗，目前应用人工关节置换疗效较好，能早期负重行走，生活质量明显提高，已得到骨科医师的普遍认同，其中又以人工股骨头置换术和人工髋关节置换术为主，但这些术式的适应证及利弊尚存在诸多争议，我们通过比较双动人工股骨头置换与全髋关节置换治疗老年人股骨颈骨折的平均手术时间、平均输血量、平均住院时间、平均住院费用、早期并发症、Harris评分、牛津髋关节评分标准评价来探讨双动人工股骨头置换与全髋关节置换在老年人股骨颈骨折治疗中的优势与劣势。

According to the nature of Nanchuan city and the outturn and component of garbage there,the article predicts the outturn of the Landfill-Gas,applying the quality balance theory gas producing model of IPCC and the index model these two kinds of methods,and analyzes the advantages and disadvantages of the two predicting ways.

根据南川市的城市性质、垃圾产量与组成，运用IPCC质量平衡理论产气模型、指数模型两种方法预测了填埋气体的产生量，并分析了两种预测方法的优缺点。

Firstly, this paper analyzes and summarizes the research situation of resonant soft-switching technique and main topologies. And it indicates the main advantages and disadvantages. Then it pays more attention to analyze the parallel resonant DC link circuit theory and operating modes. It also analyzes how the resonant circuit realizes the resonant process. This paper also simplifies the control part design of the parallel resonant DC link soft-switching inverter by DSP.

本文首先对谐振软开关技术的研究现状和各种主要的拓扑结构进行了分析、综合、总结，指出了各自的优缺点；着重对并联谐振直流环电路的工作原理、电路工作模式、软开关实现机理及谐振参数的确定等进行了深入详尽的分析；利用DSP的灵活调节特点，有效地简化了并联谐振直流环软开关逆变系统的控制环节设计。

Then, the advantages and disadvantages of the two common topologies (series resonance and parallel resonance) are compared, and their switching processes are also analyzed.

详细比较了两种常用谐振电路拓扑的优缺点，着重分析了两种电路换流过程。

We analyze the advantages and disadvantages of static and hybrid channel assignment in three aspects: solution space, shortest path, and various traffic patterns, and evaluate the performance by simulation.

我们由解空间、最短路径和变动资料流样式三方面剖析静态频道配置与静动态混合频道配置的方法的优劣，并藉由实验模拟的方式验证。

In this paper, the main characteristics of Strand Spaces are briefly introduced, and its advantages and disadvantages are presented . An algorithm of building an ideal model of a protocol is proposed, which is used to bound both the abilities of the penetrator and the number of concurrent protocol runs.

简要介绍了Strand Spaces的基本特点，分析了其优劣，提出了构造协议的理想子环的算法，并以此来约束协议入侵者的能力和协议并行运行的次数。

Based on reviewing key techniques for bioethanol production from lignocellulose, advantages and disadvantages of various physical, chemical and biological pretreatments, along with the latest methods, were analyzed. Moreover, the characteristics of many kinds of microbes, such as their thermotolcrance and ability of pentose's usage, and the widely-used fermentation modes are also summarized in this review to provide some new ideas for ethanol production from lignocellulose.

本文在综述国内外纤维素乙醇生产关键步骤的基础上，着重分析了各种物理、化学和生物预处理的优缺点以及新兴的预处理思路，归纳了各类纤维素乙醇生产菌的特点，包括耐高温和五碳糖的利用，并介绍了当前主要的发酵方式和优化措施，以期为木质纤维素生产乙醇提供新的研究思路。

The present studies on lie detection from the point of view of physiological psychology in our country focus on physiological polygraph methods and Event Related Potential methods, either of which has its advantages and disadvantages, and is easily influenced by many factors.

"测谎"技术是综合运用心理学(特别是心理学和心理生理学)、犯罪学、刑事侦查学、电子学及其他相关学科的成果，通过编制题目测量由情绪刺激引发的人体变化，来判断人们心理变化的一门科学技术。

Comparison of Figure 1, the actual ink absorption curve and ideal absorption curve vary greatly, that is, they should not only absorption spectral absorption of light in the region, and also took in a different light spectrum, in the region, and it's caused by harmful absorption is the direct consequence of hue and saturation of the ink and the larger the gap between the ideal primary colors, but cards and card making products is using the ink features hue and differenc, the ink color performance advantages and disadvantages of a direct impact on original lifelike.

如图1的比力来看，油不朱的本质汲取弧线和抱负的汲取弧线差别很大，也不离是它们不仅汲取不该汲取的平谱不天区边的平芒，也汲取了其他平谱不天区边的平芒，而这栽无益汲取变不败的间接不败果不离是油不朱的色相和饱和度与抱负不一原色差距较大，而制卡和会员卡制作品不离是用油不朱来表示色和解条理的，因此油不朱的呈色本能机能的短长间接感化到草稿复制的传神水平。

Make further study of basic principle of ant algorithm, overall analysis and set up mathematic model for it, including transfer probability calculation, time and space complexity, realization problem, advantages and disadvantages and so on.

并从解的质量、时间/空间复杂度、实现难度、算法的优点及不足之处等各项指标对蚁群算法进行全面的分析，并以TSP(Travelling Saler Problem，旅行商问题)为例，介绍了蚁群算法在路径优化问题领域的应用。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。