Objective to study the drug resistance variation of pathogens, and to provide the basis for clinical therapy.
目的了解近年来临床病原菌的耐药性变迁情况，为临床治疗提供依据。
The scheme was free of the affect of stator resistance variation and was with high accuracy even though a big change of resistance.
该策略在定子电阻变化较大情况下，仍具有高控制精度。
This paper mainly deals with the abrasion resistance variation of milling cutters of M2 steel by using super low temperature treatment.
本文主要探讨了M2钢铣刀经超低温处理后耐磨性的变化情况。
Decoupling theorems of induction motor are proved in this paper, effects of rotor resistance variation to decoupling control are analyzed.
本文证明了感应电动机的解耦控制定理，分析了转子电阻变化对解耦控制系统的影响。
A new method of parameter compensation is also suggested to avoid the influence of rotor resistance variation on the accuracy of vector control.
为了克服电机参数变化对矢量控制准确性的影响，本文建议了一种新的参数变化补偿法。
The experimental results indicate that the electrical resistance variation of rock fluctuates with the variation of the internal fissures of rock.
试验结果表明：岩石内部裂隙的变化将引起相应的岩石电阻改变；
The electrical resistance variation of the carbon fiber(CF) cement-based composites at the hydration time and after the hydration time were studied in the paper.
研究了碳纤维水泥基复合材料在水化期间及固化后的电阻变化特性。
This paper analyses the difficulty in potentiometers' Contact Resistance Variation (CRV) test, and introduces an effective test method-Qarsi-Envelope test method (QETM).
本文分析了电位器接触电阻变化率(CRV)测量的难点，提出了一种行之有效的方法——准包络测量法。
The resistance variation of carbon-epoxy composite during strain and flexural were studied on this paper, and the relation curve of the resistance with strain was drawn.
本文研究了碳/环氧复合材料在拉伸和弯曲过程中试样电阻率随外力作用而变化情况，并建立了电阻与应变关系曲线。
Then we can really start to look at the genetic variation within the species and gain insight into some of the genes involved in drug resistance or virulence.
然后我们才能真正地开始寻找该物种的种内遗传变异，并获得和耐药性或毒力有关的一些基因的信息。
Metal foil strain wafer is a live strain component, through which the variation of lading condition is shifted. The resistance module can vary from resistance to voltage in proportion.
金属箔式应变片是应变敏感元件，通过它转换被测部位受力状态变化，电桥完成电阻到电压的比例变化。
The direct torque control for permanent magnet synchronous motor is affected by the variation of stator resistance, and consequently the accuracy of speed adjusting system.
永磁同步电机直接转矩控制受定子电阻变化影响，进而影响调速系统的精度。
The variation of dynamic resistance is one of the most important factors in resistance spot welding.
动态电阻变化是电阻点焊过程中的重要内容。
The frictional resistance factor increases with the increase of the flow velocity, decreases with the increase of temperature and its variation law with the pressure is complicated.
摩擦阻力系数随着流速增大而增大，随着温度的升高而减小，而其随着压力的变化特别复杂。
This paper analyses source of error qualitatively. The result is the loss resistance of inductor and capacitor with is variable the frequency. Variation direction is different, not the same.
定性地分析了误差的来源，得出的结论是电感电容内部的损耗电阻随着频率的变化而变化，变化方向相反而并非相同。
By the test of salt and drought resistance of wheat variation offspring produced by exogenous DNA introduction, four variation offspring strains were screened with better salt and drought resistance.
通过对导入外源dna的小麦变异后代进行抗旱性和耐盐性的鉴定，筛选到四个抗旱耐盐性较好的小麦新品系。
Exercise Variation: The intensity of this exercise can be increased with resistance that can be added by wearing a weight belt to which weights are connected.
练习变化：这练习的强烈能与能借由穿着一条压重被连接到的重量带子被增加的抵抗一起增加。
Conclusion; the DDDs, that is the selective pressure of the antibacterial usage, is one of the main influencing factors of the variation of drug resistance.
结论：抗菌药的用药频度，即抗菌药应用的选择性压力，是影响细菌耐药性变异最主要的因素之一。
The variation of seepage velocity, resistance coefficient, reservoir permeability and oil recovery in porous media of water-drive reservoir in direct current (DC) electric field are studied in detail.
实验研究了外加直流电场作用下水驱油藏多孔介质中的流体渗流速度、阻力系数、储层渗透率及原油采收率的变化特性。
In this paper, the bayes predict formula of the resistance characteristic value is put forward in the condition of the coefficient of variation is known or unknown, and an authentication is provided.
文章提出了变异系数未知和已知情况下抗力标准值的贝叶斯推断公式，并予以验证。
But, for the reason of kinds of bacteria and variation, a new resistance gene with high resistance and broad-spectrum is still the hot spot researchers interested in.
但由于致病菌小种分化多，而且不断变异进化，寻找新的高抗广谱抗白叶枯病基因仍是热点研究领域。
The variation of fouling resistance and frictional resistance coefficient of heat exchanger using connate Yangtze River water as cooling water is tested experimentally.
通过实验方法测试了以原生长江水为冷却水的换热器污垢热阻和摩阻系数的变化。
The results in Fig. 6 show a linear variation of the finger resistance with the applied gripping force.
结果在图显示一个线性变化的应用手指夹持力的阻力。
According to in-situ test data, the variation is analysed of pile skin friction and toe resistance with piling up weights.
根据实测资料，分析了桩侧摩阻力和端承力随上部堆载的变化关系，并由此研究了大型堆载条件下的桩土性状。
There was a great variation in dehardening speed among the tested cultivars but no correlation between freezing resistance and dehardening speed was observed.
供试品种的去抗寒锻炼速度存在很大差异，但抗寒性与去抗寒锻炼速度间无相关性。
The intragenic and extragenic recombination results in variation. Recombination also is involved in generation novel resistance specificities.
基因间和基因内重组导致了变异，也导致了新特异性抗病基因的产生。
The results showed there are rich and popular variation in many quantity characters such as fast-growth, resistance, adaption, and biological volume among clones of Salix psammophila.
研究结果表明 ，在沙柳无性系间速生性、抗逆性、适应性和生物量等数量性状存在丰富而广泛变异 ；
The optimization of product inhibition constant conferred to resistance to the variation of residual substrate concentration on the estimation of maximal product absorbance.
优化产物抑制常数可使此积分法所得反应终点产物吸收对剩余底物变化不敏感。
The magnitude and variation of air pressure entrapped in soil in the course of infiltration are measured by an installation developed by the author to investigate the resistance effect of air.
利用自制的入渗仪测定了土壤入渗过程中被禁锢的土壤空气压力大小及变化以研究禁锢土壤空气压力对非饱和土壤入渗水流的阻碍作用。
In addition the material physical parameter variation with temperature was considered in the model. The contact resistance and flash melt were considered in the electric-heat coupling model;
模型中考虑了电、热、力的耦合以及材料物性参数随温度的变化，在电热耦合模型中计入接触电阻与闪光烧损对产热过程的影响；
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