例句與造句

1. all these are the foundation of the latter control system design and the software developed . a hybrid control scheme of csvs method and the technology of active vibration suppression using piezoelectric materials is proposed for the vibration control of a flexible spacecraft actuated by on-off thrusters
   針對(duì)撓性航天器的動(dòng)力學(xué)模型存在著模型不確定性因素以及外部擾動(dòng)的作用的魯棒控制問(wèn)題,提出了將變結(jié)構(gòu)輸出反饋控制應(yīng)用于撓性航天器的大角度機(jī)動(dòng)控制中。
2. based on the requirements of high precision pointing / targeting of advanced spacecraft, dynamic modeling of spacecraft with flexible appendages bonded with piezoelectric sensors / actuators, attitude control and active vibration suppression theory are studied deeply in this dissertation, which is funded by the research fund for the doctoral program of higher education of china item ? “ large flexible multi-bodies structure spacecraft active vibration control technology ” ( 20050213010 ) . the main contents of this dissertation are as the follows : an approximate analytical dynamic model of a flexible spacecraft with surface bonded piezoelectric sensors and actuators is derived using hamilton ’ s principle with discretization by the assumed mode method . the model is then converted to state-space form for the purpose of control design
   本學(xué)位論文結(jié)合高等學(xué)校博士學(xué)科點(diǎn)專項(xiàng)科研基金“撓性多體結(jié)構(gòu)衛(wèi)星主動(dòng)振動(dòng)控制技術(shù)研究”(20050213010)課題,從理論上對(duì)粘貼有壓電智能元件的撓性航天器的建模、姿態(tài)控制和主動(dòng)振動(dòng)控制理論等展開(kāi)了深入的研究,其研究?jī)?nèi)容主要包括以下幾個(gè)方面:利用hamilton原理推導(dǎo)了撓性航天器的動(dòng)力學(xué)模型、壓電元件的作動(dòng)方程及檢測(cè)方程,并采用模態(tài)分析方法,進(jìn)一步將撓性航天器的耦合方程規(guī)范化,使之適應(yīng)于姿態(tài)控制系統(tǒng)的分析和設(shè)計(jì)。
3. It's difficult to find active vibration suppression in a sentence. 用active vibration suppression造句挺難的