提高功率的

The results show that the shape of meniscus is non-homogeneous because of the structure of the rectangular mold, and the height of meniscus will enlarge as increasing the power, and at the same time the meniscus fluctuate aggregately. The coil should be placed near the top of the mold and the initial free surface level should be placed in the middle of the coil in practice.

结果表明：由于矩形电磁软接触结晶器本身的结构限制，其弯月面沿周向上的分布具有不均匀性；随电源功率增大，弯月面高度增大，同时波动加剧；实际生产中线圈应尽量靠近结晶器口部位置安装，有利于提高弯月面高度和增强弯月面稳定性；浇注过程中，应该使浇注液面尽可能的控制在线圈中心偏上位置；当电源频率增大时，应该同时适当的提高电流来保证软接触效果。

The analysis of micromechanism showed that lt can avoid the corrasion of Ni element to the diamond faces when the scan speed was increased. and with the increase of the laser power ,Chemical metallurgy combination of Ti element with diamond grits faces would be strengthened.

通过显微组织分析发现适当提高扫描速度可以避免Ni元素对金刚石颗粒的侵蚀，适当提高激光功率有助于加强金刚石颗粒表面与钎焊合金里的Ti元素形成化学冶金结合。

A discrete cosine transform algorithm was used to process the joint power spectrum in order to enhance the cross correlator term and eliminate the auto correlator term in the joint power spectrum and improve the discriminability of the system.

利用离散余弦变换算法对联合变换功率谱进行数字处理，增强傅里叶面的互相关项，消除自相关项，提高了系统的识别能力。采用一种新的双参数判别方法对相关信号进行判别，提高了判别的准确度。

It is available to improve switch frequency so as to increase power density, which requires soft switch technology.

功率密度的提高必须提高开关频率，这就要求实现开关管的软开关。

It allows a subscriber station to concentrate its transmit power on a subset of the total OFDM subcarriers, leading to link budget improvements in the uplink. These translate into coverage and capacity benefits.

它允许用户站点把传输功率集中在总OFDM子载波的一个子集上，造成上行链路中链路预算的提高，因而提高覆盖范围和能力。

Due to existing signal processing technology's shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high-precise signal processing technology:firstly,to get power spectrum with Hanning windowed Welch modified periodogram, search its peak value frequency;secondly, to apply zooming analysis via Goertzel algorithm;at last,to get a highly precise doppler frequency with energy centrobaric rectifying algorithm.

针对存在的缺点，本文提出了一种应用于激光多普勒测速的高精度信号处理技术，即首先利用加Hanning窗的Welch修正周期图算法得到信号功率谱，搜索其谱峰值频率，接着利用Goertzel频谱细化算法对搜索的谱峰进行细化分析，再引入能量重心频谱校正算法对细化后的谱峰进行校正分析，从而将离散频谱分析算法、频谱细化算法和频谱校正算法三者有机结合起来，充分发挥各自的优点：通过加Hanning窗的Welch修正周期图算法快速得到功率谱及峰值频率，通过Goertzel算法获得分析频带的高分辨率频谱，然后通过能量重心校正算法对细化后的频谱进行高精度校正，这样不仅保证了算法的高效性，而且大大提高了分析的精度。

The frequencies of both the MILOs are the same 3.9GHz. In the primary experimental studies of the CV-MILO and CD-MILO, the microwave power, the frequency, and the mode are measured, and the relations between the microwave radiation and the beam parameters are investigated.

初步实验结果为：CD-MILO在550kV、43kA的束流情况下，测量到功率为300MW、频率为5GHz的TEM模微波输出，效率1.3％；而与其相应的CV-MILO在540kV、42kA的束流情况下，测量到的微波功率提高到510MW，效率为2.3％，其模式和频率与CD-MILO一致。

It also eliminates the invalid paths between statuses considering the restriction of minimum continuous time of on and off , and tamps rates , thereby reducing the number of paths in dynamic programming and attaining the aim of reducing dimensions . After confirming the running or suspended status of units , the approach is used to distribute powers among units , thereby increasing the efficiency of dynamic programming greatly .

通过比较各时段负荷及机组参数，剔除各时段下不满足要求的组合状态，从而减少动态规划中的状态点数；根据机组的最小连续运行，停运时间限制，计及机组功率上升，下降速度的约束，剔除了状态点间的无效路径，从而减少了动态规划的路径个数，达到降维的目的；在确定机组启停状态后，再采用解析法进行机组的功率分配，可以大大提高动态规划方法的效率。

Good absorption: Using a large-bore, long-stroke, the smaller the angle and the latest structure of the hopper and S not only improve the power efficiency, but also to improve the absorption of the material.

吸料性好。采用了大缸径、长冲程，较小的倾角和最新结构的料斗及 S 管，不但提高了功率利用率，而且使其吸料性得到提高。

The dissertation is concentrating on the topic of a high power, tunable, millimeter wave free electron laser. The tunable ability of the mm wave FEL is studied. FEL powers are improved by novel variable parameter wigglers. A high brightness electron beam is achieved for FEL. These technologies are very important for realization of high power compact free electron lasers.

本博士论文围绕高功率可调谐毫米波自由电子激光器的研究主题，研究毫米波自由电子激光的调谐特性，用新型磁场逐渐增强的摇摆器等手段提高自由电子激光的效率，研究体积小的高亮度电子束源用于自由电子激光，为研制新一代小型化高功率自由电子激光器提供关键技术。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。