1、

We analyze the ergodic capacity function by exploiting its property of schur-concavity, and develop a necessary condition for eigenvalues of the optimal input covariance matrix to characterize the properties of the transmit power distribution for achieving capacity.

我们通过平均信道容量函数的舒尔-凹性质对其进行分析,推导了最优输入协方差矩阵特征值分布的必要条件来刻画最优化的发射功率分配。

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2、

This kind of flap provided a good skin covering, repaired metacarpal and phalanx bone defect and offered a soft bed for the tendons and nerves.

该手术的优点是在提供的局部皮肤覆盖的同时,修复掌、指骨缺损,也为损伤的肌腱、神经修复、愈合提供良好的软组织条件。

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3、

The Effect of Winter Cover Crop on Microbial Ecological Under the No-tillage System

免耕条件下覆盖作物对微生物生态的影响

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4、

The preparation of potassium sulfate with Solvent extraction studied. The technology conditions are determined by experiments.

提出了用溶剂萃取法制取硫酸钾的新工艺,并通过中试确定了工艺条件.

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5、

Research on Limit of PCI with Oxygen Enriched into Blast furnace

高炉富氧条件下喷煤极限研究

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6、

In this paper, we will mainly discuss the effect of UPC on energy distribution and each smelting index of blast furnace under the condition of a large amount of coal injection with oxygen enriched by blast furnace energy management optimizing and expert prognosis system developed.

通过开发的高炉能量管理优化系统(B·E·M系统),讨论了高炉富氧大喷煤条件下,未燃煤粉对高炉能量分配及各项冶炼指标的影响。

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7、

Optimizing operation conditions for cracked gasoline olefin reduction

优化工艺条件降低汽油烯烃含量

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8、

Unsaturated polyester resin ( UPR) wastes pyrolysis was cracked to prepare feed stock, and process conditions of catalytic cracking reaction were introduced systematically.

对不饱和聚酯树脂(UPR)废料裂解制原料油技术进行了研究,系统地考察了催化裂解反应工艺条件。

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9、

The coolant temperature, intake port deposit, cranking speed and ignition timing all influence the limit with various mechanisms.

拖动转速、冷却水温度、进气道油膜残留和点火时刻等燃烧边界条件都对窗口区域造成影响。

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10、

Calculation formulas are established based on the functions of given movement and dynamical conditions by means of extremum theory, making analytical design of an offset slider crank mechanism more convenient and good for extend.

本文根据偏置曲柄滑块机构的运动特性和传力特性所建立的函数关系,运用极值理论推导出给定条件下传力特性最佳的计算公式,大大方便了设计应用,值得推广。

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11、

Design the Slide Crank Mechanism According to the Optimum Transmission

按传动最有利条件设计曲柄滑块机构

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12、

In wind tunnel, the formation of crescent dune form ( its size is bigger one order of magnitudes than the ripples on the sand bed) will be helpful to understand the formation mechanism of the barchan dunes.

风洞实验条件下形成的新月形沙丘形态(其尺度比床面沙纹大一个数量级),有助于新月形沙丘形成机制的了解。

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13、

A special photocurable acrylic cresol phenolic resin containing free epoxy group ( AAFEE) which can be dissolved in1% Na2CO3 was synthesized, it preparation conditions were studied in detail.

以含环氧基的光敏性丙烯酸酚醛环氧树脂为原料合成了一种可以在1%的碳酸钠溶液中溶解的光敏性酚醛环氧树脂(AAFEE),研究了该树脂的合成条件及工艺。

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14、

Freedom The Modular Limit of Broad-crested Weir Flow

论宽顶堰的自由溢流条件

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15、

If a gate is to be installed on the crest, orifice flow can be trans-formed into broad-crested weir flow at any water heads, provided that the suggested limitations are taken into consideration in hydraulic design.

若堰顶设有闸门,如果在水力设计中考虑了上述极限控制条件,则在任意堰顶水头情况下,都可以完成从孔流到宽顶堰溢流的过渡。

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16、

Then, rolling motion equation in long-crested wave, based on the linear rolling theory, is established. Secondly, the change of ship rolling motion in multiple conditions is analyzed.

然后,在此基础上,依据船舶线性横摇理论,建立船舶在长峰波海浪中的线性横摇运动方程。(二)分析多工况条件下船舶横摇运动的变化。

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17、

The other two mixed pastures dominated by alfalfa, Russian wildrye and crested wheatgrass showed extra-compensatory growth under light grazing intensity, equal-compensatory and under-compensatory growths with medium and heavy grazing intensities respectively.

新麦草-杂花苜蓿和杂花苜蓿-新麦草-扁穗冰草草地在轻度放牧下,总净生长量增加,在中度和重度放牧条件下分别表现为等补偿性生长和欠补偿性生长;

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18、

The thesis analysis is made on the crimp property of polyester/ modified high shrinkage polyester conjugated fiber. The crimp property of three kinds of conjugated fiber in different conditions such as heat processing ways, temperature and time is tested.

对聚酯/改性高收缩聚酯复合纤维的卷曲性能进行了理论分析,并测试了不同组分比例以及不同热处理方式、温度、时间条件下的聚酯/改性高收缩聚酯复合纤维的卷曲性能。

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19、

Grass and crop rotation could increase the quantity of soil microorganism, intensify its activation, improve soil enzyme activity, enhance biological activity of soil and establish better soil environment condition.

草田轮作可以增加土壤微生物的数量,增强微生物的总体活性,也可以增加土壤的酶活性,进而提高土壤的生物活性,改善土壤的环境条件。

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20、

A stable nanometered TiO_2 colloids were prepared from the hydrolysis of titanyl organic compounds by controlling the reaction conditions. The X-ray diffraction and scan electro microscopy ( SEM) revealed that the colloidal TiO_2 was in an anatase crystalline particle form with a diameter of 12 nm.

控制钛氧有机物水解条件合成稳定的纳米二氧化钛胶体,X射线衍射和扫描电子显微镜研究表明,该胶体的胶粒为锐钛矿型晶体,晶粒大小约12nm。

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