查询词典 performance

Results The main imaging of adult polycystic kidney disease signs: abdominal plain film (45 cases) showed renal shadow was lobulated increase; cystic wall calcification (14 cases); polycystic kidney disease and renal milk of calcium (8 cases); pelvis angiography (61 cases), the performance of the renal pelvis, renal calices separated, distorted, elongated; retroperitoneal inflatable angiography (6 cases): Performance increases of renal kidney shadow Shadow and the relationship between the neighboring organs, its boundaries clear and identified; CT scan (30 cases): the performance of the majority of the size of the renal low-density areas, ranging from thin-walled circular; B-mode ultrasonography (47 cases) showed a circular echo-free renal multiple classes of liquid dark area .

结果 成人多囊肾的主要影像学征象：腹部平片(45 例)显示肾影呈分叶状增大；囊壁钙化(14例)；多囊肾合并肾钙乳(8例)；肾盂造影(61例)，表现为肾盂、肾盏相互分离、变形、拉长；腹膜后充气造影(6例)：表现为肾影增大肾影与邻近器官之间的关系，其界限清晰可辨；CT扫描(30例)：表现为肾内多数大小不等的薄壁圆形低密度区；B型超声(47例)表现为肾内多个类圆形无回声的液性暗区。结论影像学检查有助于提高多囊肾的诊断的准确性。

It discusses the electrics performance, the magnetics performance, the calorifics performance, nano-function materials, biological materials, optic functional materials and other kinds of functional materials.

着重研究功能材料的物理化学性能及其微观组织结构之间的转变规律，掌握材料的力学性能与这些规律改进功能材料的性能，发展材料科学的基础应用型课程。

Commence from analyzed and tested raw materials quality effect on concreteresistance of seawater chlorion erosion, components in concrete raw materials,especially the effect of multiplication of high-performance water reducer andactive addition, were compared and selected. By designed and optimized mixratio, the components of testing concrete were determined, series test ofphysical mechanics performance and durability for high-performance concretewere conducted, and prediction model of durable years for high-performanceconcrete in harbour engineering was discussed.

从分析、试验原材料品质对混凝土抗海水氯离子浸蚀的影响笔试手，比选了混凝土原材料组分，尤其是高效减水剂和活性混合料复合的效应，通过配合比设计优化，确定了试验混凝土的组成，进行了海工高性能混凝土物理力学性能、耐久性系列试验，探讨了海工高性能混凝土耐久性使用年限的预测模式。

The result of study was showed that the reaction of curing included BMI auto polymerization, BCE since auto polymerization, BCE copolymerizing with BMI, BCE with EP copolymerize reacting etc. The mechanical performance of the modified resin systems all increased in various degrees, however, electric performance and heat-resistance performance all dropped to some extent.

研究结果表明，体系的固化反应包含BMI自聚合反应、BCE自聚合反应、BCE与BMI共聚反应、BCE与EP共聚反应等，改性后树脂体系的力学性能都有不同程度的增加，而电学性能和热性能则都有所下降。

Inspected gathered in advance the body preparation method influence, the neutralizaing agent triethylamine to the disperser craft and the stability of emulsion influence, the water affinity chain extendor DMPA amount used to the river character polyurethane emulsion performance influence, the isocyanogen diethylene glycol dinitrate amount used to the river character polyurethane emulsion performance influence and the soft section low-molecular polymer dihydroxy alcohol amount used to the river character polyurethane emulsion performance influence.

考察了预聚体制备方法的影响，中和剂三乙胺对分散工艺及乳液稳定性的影响，亲水扩链剂DMPA的用量对水性聚氨酯乳液性能的影响，异氰酸酯的用量对水性聚氨酯乳液性能的影响及软段低聚物二元醇的用量对水性聚氨酯乳液性能的影响。

By improving the real time performance of WindowsNT and optimizing the software frame, the real time performance and divinable performance of interrupt response or thread attemperment based on WindowsNT are improved and datum from multi-node could be simultaneous saved in time.

该系统通过对WindowsNT操作系统的实时性改造和软件架构的优化设计，改善了WindowsNT下中断响应和线程调度的实时性和确定性性能，实现了多节点、任意数据量的同时保存。

The results show that under the follow conditions: pyrolysis temperature 270癈,active carbon and: ethyne black=9:l, carbon pretreated with HNOs, 7.18% Mn(NO3)2(vs. carbon support) catalyst can exhibit the best performance. In order to improve the electrocatalystic performance of MnO2, Pb(CH3COO)2 , La(NO3)3-6H2O and Ce(NO3)3-6H2O are chosen as additives of MnCVC air electrode . Electrochemical performance of the electrodes is studied by current-potential polarization curves.

为了提高催化剂的性能，选择了醋酸铅、稀土作为添加剂，采用稳态极化和交流阻抗测试方法，结果表明：铅的氧化物、稀土La和Ce可作为MnO_2催化剂的助剂来促进氧气还原反应的进行，醋酸铅添加7.5％时极化最小，在一般金属-空气电池的工作电流密度20～50mA／cm~(-2)下，电位比单独MnO_2催化剂可提升30～50mV。

In the dehydrogenation process of HD process, the temperature set at 580℃ and pressure set at 100Pa is a perfect parameter, it can make the magnet to have high magnetic performance. In the HDDR process experiment, the paper contrast four HDDR process such as C-HDDR V-HDDR V-HD-S-DR and d-HDDR by the anisotropy and magnetic performance of ternary NdFeB magnetic material. The results show that adjusting the parameter of the d-HDDR process can make the anisotropy and magnetic performance of ternary NdFeB magnetic powders to catch up with the hexahydric NdFeBCoZrGa magnetic powders. At the end the paper discusses the betterment of the equipment which produces ternary NdFeB magnetic with the d-HDDR process.

和580℃的脱氢温度相搭配的脱氢气压选择在100Pa左右是理想的工艺参数，这样的搭配使得最终烧结磁体综合磁性能优异；在HDDR制粉工艺实验中，本文对比了C-HDDR、V-HDDR、V-HD-S-DR和d-HDDR四种HDDR工艺对于三元NdFeB合金各向异性和磁性能的影响，得出结论：通过发展d-HDDR工艺，调整工艺参数和控制水平，可以使三元NdFeB合金磁粉的性能达到或接近六元NdFeBCoZrGa合金磁粉的水平，在文章末尾，还对配合使用d-HDDR工艺设备的改造进行了分析。

In order to study on the maneuverability performance of a specific ship type , particularly, to study on the exasperation of maneuverability performance causing by waterish boatyard, author has done experiments on turning, Z shape and performance of keeping course for a specific ship type in a hypaethral pond.

通过在露天操纵性水池里，对某一自带一个长度约为2/3水线长坞舱的特殊船型自航模进行的回转、Z形和航向稳定性试验，研究了这类船型的操纵性能，特别研究了湿坞是否导致船操纵性能的恶化。

Considering the technical requirements,the stability andthe steady performance,the quantitative requirement for sampling frequency is present indiscrete control system.Considering that there is a step delay in discrete control in grid on inverter with a Lfilter,the quantitative relationship between critical FCCR and sampling frequency isanalyzed,and the steady performance is analyzed.Considering the technical requirements,the stability and the steady performance,the quantitative requirement for samplingfrequency is present in discrete control system with a step delay.

在L型并电加热管网中，考虑到离散化控制存在滞后一拍的问题时，本文分析并获得了离散PI控制系统稳定范围时闭环根临界频率fnmax和采样频率fs之间的定量关系；针对存在滞后一拍可能引起系统稳态特性下降的问题，分析了PI控制滞后一拍对频域特性造成的影响，综合考虑并网指标、稳定性要求和离散化对稳态特性影响三个主要因素，推导了存在滞后一拍的离散化PI控制对最低采样频率的量化要求。

At the rear was an innovative combination transaxle with the gearbox, clutch, differential, and inboard-mounted drum brakes.

在后面是与变速箱，离合器，差的创新结合变速，和内侧安装鼓式制动器。

For more people can apprecaite and have the master work, there is reproduction painting appears in the market, the large various selection of paint,the high saturation of color plus the plentiful sfumato, to make the reproduction perfect copy and detail as original painting, so as to meet the requirment of amateurs who love art paintings,they do not need to pay high price to get classical paintings.

颜料色域广，色彩饱和度高，色彩层次丰富，图像色彩还原真实，能完美的复制原作，满足艺术爱好者欣赏，艺术爱好者们不用支付昂贵的价格就能拥有经典油画。