高功率

At present, arcjet has been the highlight of investigation and application because of its high thrust density, high ratio of thrust and power, preferable specific impulse, better system successiveness and reliability.

电弧加热发动机以较高的推力/功率比、推力密度、中高的比冲、良好的系统继承性和可靠性等特点，已经成为当前国际研究和应用的热点。

Arcjet is one of the highlight of electric propulsion investigation and application because of its high thrust density, high ratio of thrust and power, preferable specific impulse, better system successiveness and reliability.

电弧加热发动机作为电推进的一种方式，以其较高的推力/功率比、推力密度、中高的比冲、良好的系统继承性和可靠性等特点，逐渐成为当前国际电推进研究和应用的热点。

Arcjet thruster is one of the highlight of electric propulsion investigation and application because of its high thrust density, high ratio of thrust and power, preferable specific impulse, better system successiveness and reliability.

电弧喷射推力器是其中的一种，因其有较高的推力／功率比、推力密度、中高的比冲以及良好的系统继承性和可靠性等特点，成为当前国际上电推进研究和应用的热点之一，在空间任务应用中已经创造了良好的效益。

The optimum condition of preparing process were obtained: the amount - of - substance ratio of sodium hydroxide and eerie sulfate tetrahydrate was 4.8:1 ,the quantity of PEG was 8 mL in reaction and 7 mL in washing, absolute alcohol was 10 mL in washing, irradiation time was 6 min, constant microwave irradiation pressure was 0.14 MPa, microwave power was 232 W, the ultrasonic wave dispersing time was 10 min and the microwave drying time was 10 min.

通过考察制备过程中的各个影响因素，得到了制备纳米二氧化铈的最佳工艺条件：氢氧化钠与四水硫酸高铈物质的量比为4.8：1；聚乙二醇的反应用量为8mL，洗涤用量为7mL；无水乙醇的洗涤用量为10mL；微波恒压时间为6min；微波压力为0.14MPa；微波功率为232W；超声波分散时间为10min；微波干燥时间为10min。

This is the main research contents in this paper Enhance the operating efficiency of turbomachine、saving energy become a common understanding. In order to improve the efficiency、output power、comprehensive utilization level of high energy and enhance the operation reliability, numerical simulation of flow field inside turbomachine for several difference uses were studied with our professional dominance based on three practical engineering project. Based on these the axial and centrifugal blowers were designed.

而提高叶轮机械的能量转换效率、节能降耗已成透平机械行业的业内共识，本论文研究利用专业优势，围绕提高几种叶轮机械效率、输出功率、高能量综合利用水平、提高机组运行的可靠性等目标，以三个实际工程研发项目为基础，研究分析了多种特殊用途的叶轮机械内部流动情况，在此基础上，设计研究了轴流与离心两型动车组冷却通风机，并提出烟气轮机与船用涡轮增压器压气机蜗壳的优化方案等。

Absolute tonal neutrality, outstanding dynamics and a so far unknown level of resolution are trademarks of our amplifiers, complemented by an explosively fast and uncoloured bass and high power triode performance.

绝对忠实的音乐还原，卓越的动力性能，久负盛名的高水准音场解像度，是我们不可或缺的元素，整机装备在极速反应、不添加任何色元素、功率储备充足的胆管上。

The input of the equipment can have 0-100% ungraduated continuous control.

设计先进的SCR可控硅调压控制系统，采用高精度的数字触发装置，准确的发出每一个SCR控制脉冲，设备的输入功率能作0～100%的无级连续控制，并有电压自动反馈系统和电流保护系统，保证主回路电压波动≤±1%。

The steam generator, in the incorporate type of the high-temperature gas-cooled reactor, should be of the compact structure, the least heating surface and the higher power density in order to decrease the volume of the initial-stress concrete pressure vessel, there by the steam generator with the uniflow multi-start helical coiled tubes is used generally for it possessing all these characteristics.

该下载资料由本站会员上传，如果侵犯了您的权力，请通知我们，将立即删除！摘要在采用一体化布置的高温气冷堆中，为了使预应力混凝土压力容器体积不致过大，蒸汽发生器应尽量紧凑，严格限制受热面空间布置，并要求其具有较高的功率密度。因此，一体化布置的高温气冷反应堆主要选用直流型多头螺旋管式蒸汽发生器。

The steam generator, in the incorporate type of the high-temperature gas-cooled reactor, should be of the compact structure, the least heating surface and the higher power density in order to decrease the volume of the initial-stress concrete pressure vessel, there by the steam generator with the uniflow multi-start helical coiled tubes is used generally for it possessing all these characteristics.

在采用一体化布置的高温气冷堆中，为了使预应力混凝土压力容器体积不致过大，蒸汽发生器应尽量紧凑，严格限制受热面空间布置，并要求其具有较高的功率密度。因此，一体化布置的高温气冷反应堆主要选用直流型多头螺旋管式蒸汽发生器。

The steam generator, in the incorporate type of the high-temperature gas-cooled reactor, should be of the compact structure, the least heating surface and the higher power density in order to decrease the volume of the initial-stress concrete pressure vessel, there by the steam generator with the uniflow multi-start helical coiled tubes is used generally for it possessing all these characteristics.

资料为硕士论文，包括完整计算过程，及相关设计图纸，推荐下载！摘要在采用一体化布置的高温气冷堆中，为了使预应力混凝土压力容器体积不致过大，蒸汽发生器应尽量紧凑，严格限制受热面空间布置，并要求其具有较高的功率密度。因此，一体化布置的高温气冷反应堆主要选用直流型多头螺旋管式蒸汽发生器。

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。