It receives static and dynamic performances of fin stabilizer , which can prove that the methods advanced in this dissertation is effective for improving the comprehensive control performances of the electr o - hydraulic load simulator 通过实验得出减摇鳍电液负载仿真台的动静态性能指标,证明本文提出的提高减摇鳍电液负载仿真台综合控制性能方法是有效的。
5.
Based on analyzing data from thin section , scanning electron micrograph and mercury injection , using nuclear magnetic resonance ( nmr ) , rock - electr experiment and numerical simulation techniquess , etc . to analyze main origin of complex oil and water zones 摘要在对薄片、扫描电镜、压汞资料分析基础上,采用核磁共振、岩电实验和数值模拟等手段,分析研究了复杂油水层的主要成因。
6.
In this paper , based on the amplitude transport equation of fast varying field and the low frequency disturbance equation of electr on density , the evolutions of the density distribution of charged particles and the collapse of electric field have been calculated numerically in two dimensions with three field components under the condition of transverse wave 所以本文采用了ftcs有限差分格式方法,利用二维三分量轴对称,对空间飞行体与压缩区内等离子体非稳态相互作用过程进行数值模拟,得到了电荷密度扰动与电场的变化情况。
7.
Skj ( jjw ) series of ac purifying regulated power supply , incorporating functions of regulation and auti - inter ference , designed and muters , xerox , video equipments , medical instrmments and other electr onicinstrmmerts and autocontrol systems for is wide vange of regulating , high precicion , quickacting , high effciency , small itcan restrain restrain sharp voltageand protect from moise of electric power net 系列进精密净化电源是当今国际上普遍采用的现代电源调节技术,配以大容量滤波器与集成化控制系统构成;它具有如下特点:可靠性好、效率高、优良的动(瞬)态,体积小、重量轻、噪音低、负载适应能力强;适用于对电源要求较高的仪器或设备。
8.
After a nationwide restructuring of colleges and departments in 1952 , the department was renamed as the department of machine manufacturing , comprising 5 disciplines manufacturing technology , foundry technology and equipment , forging and pressing technology end equipment , welding technology and equipment , and etall . graphy and heat treatmento in addition , on the basis of the original power machinery teaching group , the department of power machinery was set up , having 3 disciplines : thermal electr 1952年院系调整,更名为机械制造系,设机械制造工艺铸造工艺及设备压力加工工艺及设备焊接工艺及设备金相热处理5个专业,并且由原动力组扩建成立了动力机械系,正式设有热力发电后改为锅炉燃气轮机汽车拖拉机3个专业。