control plant造句
例句与造句
- Actually it uses the neural networks as the identified model of control plant to produce predictive signal , the control law is solved by optimized algorithm . accordingly we realize the predictive control of the nonlinear and time - variety system . we choose bp and rbf neural networks as identified model for they can approach the function very well
在此基础上本文研究了基于神经网络辨识的动态矩阵预测控制新方法，其实质是利用作为对象辨识模型的神经网络产生预测信号，用优化算法求出控制律，从而实现对非线性时变系统的预测控制，神经网络选用具有良好的函数逼近能力的bp网络和rbf网络。 - The paper is the project named " theory of dynamic precision synchronization traverse and research of realization methods for linear servo dual position loops system ( no - 50075057 ) " as the background , which is supported by national natural science foundation of china drive directly by linear permanent magnet synchronous ac motor , the controlled plant eliminates middle drive parts and avoids the effects of the mechanical transmission chains from rotary motions to linear ones
本文以国家自然科学基金资助项目《直线伺服双位置环动态精密同步进给理论和实现方法研究( no 50075057 ) 》为背景，针对直线同步进给提出了一种新的控制方案：模型参考自适应控制。机床采用永磁直线同步电动机直接驱动，省掉了中间的传动环节，消除了机械传动链的影响；又因永磁直线同步电动机采用高能永磁体，具有电磁推力强度高、损耗低、电气时间常数小、响应快等特点。 - System integration : integrates the cutter radius compensation , control interface , dsp main program module & controlled plant to realize the whole system linkage well . the dsp , matlab and java technology used by this dissertation are all very popular in the application study field
系统集成：将用matlab所开发的刀具半径补偿模块、用java所开发的人机交互控制界面模块、用c语言所开发的dsp主控程序模块以及被控对象作一个系统化集成，从而实现本课题所研究系统的整机联动。 - The results indicate that : in both normal temperature and heat shock , the contents of mitochondrion proteins of sterile plants and control plants are significantly different ( p < 0 . 01 , n = 10 ) ; the differences of contents of mitochondrion proteins of sterile plants in the normal temperature and heat shock response are not significant , which mean that the expression of hsp70 gene is inhibited and the function of mitochondrion is disturbed
01 ， n 10 ） ；而不育植株在常温和热激条件下线粒体蛋白含量差异不显著，说明转化株中hsp70基因的表达受到抑制，从而进一步扰乱了线粒体的功能，最终导致转化株雄性不育，表明hsp70反义cdna能够通过抑制hsp70基因的表达导致植物雄性不育。 - A new strategy in controlling plant pathogen bacteria based on inhibiting the activity of autoinducer molecules could be developed . construction of transgenic plants which express aii protein or development of new b . lhitringiensis products which produce high yield of aii protein will be very useful in plant disease control
因此，利用aii蛋白的活性，构建出转基因抗病植物，或提高苏云金芽胞杆菌发酵液aii蛋白产量，研制出既杀虫又抗病的制剂，可在植物病虫害的防治上开辟出新的途径。 - It's difficult to find control plant in a sentence. 用control plant造句挺难的
- 4 ) effect on photosynthesis : the important parameters of photosynthesis such as net photosynthetic rate , transpiration rate , stomatal conductance and substomatal co2 concentration were measured and the results was that the first three parameters of the transgenic tomato were highter than that of the control plants , and the last one was lower than the control tomato , which indicated that the photosynthesis of transgenic tomato were stronger than control clearly . all the results sugges
4 ） ） t hs用：低温al ： pll6周，测定植物光合作用的重要指标净光合速率、蒸腾速率、气孔导度、胞间隙cqz鹏，结果显示赂因番茄的即雏率、蒸腾速率、气孔导度均明显高于对照，而胞间隙coz氏于对照。 - With the increase of exposure time , the antioxidative ability of spirodela polyhiza dereased , sod and ap activities were induced , and asa content of treated plants were always lower than those of control plants , but the proline ( pro ) contents in treated plants increased . these factors would break the balance of the metabolism of ros and the active oxygen accumulation in leafy thallus of spirodela polyhiza could be the result , the membrane lipid peroxidation was accelerated ( mda content increased ) , ultra - microstructure of chloroplast was damaged , photosynthetic capacity dereased , biomass ( dry weight ) reduced
实验研究结果如下： ( 1 ) uv - b辐射处理后前2天，紫萍超氧化物歧化酶( sod )和抗坏血酸过氧化物酶( ap )等抗氧化酶系统有不同程度的升高，随着uv - b处理时间的延长，紫萍体内抗氧化保护系统能力下降， sod和ap的活性下降，并且非酶类抗氧化物质抗坏血酸( asa )含量一直低于对照组，而脯氨酸( pro )的含量则一直在升高。 - 3 ) effect on chlorophyll contents the chlorophyll is the important pigment for the photosynthesis of plants . the measurement results showed that the chlorophyll contents in transgenic tomato were highter than that of the control , which indicated the damage extent that the chlorophyll in transformants suffered was down to that of the control plants at low temperature
3 )叶绿素含量的测定： chla是植物进行光合作用的重要色素，少数chla为光合作用中心色叶绿体小分子热激蛋臼基因导入番茄的研究素； cib作为捕光色素参与光合作用。 - Abstract : the output of eso of adrc has sufficient information to identify the parameter . if the controlled plant has known part and we use this part to compensate the input of eso , the estimation precision of eso can be improved , and the precision of parameter identification can thus be improved
文摘:自抗扰控制器中扩张状态观测器的输出提供了进行系统参数辨识的足够信息，受控对象若有已知部分，把此部分补偿给扩张状态观测器输入项，能提高扩张状态观测器的逼近精度，从而也能提高其输出值来进行参数辨识的精度 - There are many plants that have the character of time - varying , large delay , large inertia in the process of production of modern power station such as the superheated steam temperature , the reheated steam temperature , the water treatment of boiler and the load regulation . some of them have the strong character of nonlinear and some of them are multivariable coupling systems it is very difficult to obtain good effect of control by conventional pid control . it is necessary to set up the mathematics models of controlled plants if applying control means of modern control theory such as self - adaptive control , optimal control ， decoupling control and predictive control . and these control systems have large calculation and bad character of real time in general . these disadvantages make them be not able to meet the need of real production process and limit the application of them in modern power station . now the generator units are developing towards large capacity and high parameters . many new kinds of generating electricity means are coming into being . the characers of production units of power station become more and more complex but the demand to quality of control becomes more and more strict . the new control means are in bad need to control them effectively
现代电站的生产过程中存在过热汽温、再热汽温、锅炉水处理、负荷调节等许多大迟延、大滞后、特性时变的对象，它们中有些还是具有强非线性特性的对象或多变量耦合系统，采用常规的pid控制手段很难取得良好的控制效果。若应用现代控制理论中的自适应控制、最优控制、解耦控制、预测控制等控制手段，则需要建立被控对象的数学模型，而且往往控制系统的计算量大、实时性差。这些缺点使其很难满足实际生产过程的需要从而极大地限制了其在现代电站中的应用。 - Article 2 " agro - techniques " mentioned in this law refer to the scientific research results and practical techniques to be applied to crop cultivation , forestry , animal husbandry and fishery , including techniques of breeding good strains , applying fertilizers , preventing and controlling plant diseases and insect pests , as well as plant cultivation and animal husbandry ; techniques of processing , preserving , storing and transporting products and by - products of agriculture ; techniques of agricultural machinery and agricultural aviation ; techniques of irrigation and water conservancy , soil improvement and water and soil conservation ; techniques of water supply and energy utilization in rural areas and agricultural environmental protection ; techniques of agricultural meteorology , and techniques of agricultural management and administration
第二条本法所称农业技术，是指应用于种植业、林业、畜牧业、渔业的科研成果和实用技术，包括良种繁育、施用肥料、病虫害防治、栽培和养殖技术，农副产品加工、保鲜、贮运技术，农业机械技术和农用航空技术，农田水利、土壤改良与水土保持技术，农村供水、农村能源利用和农业环境保护技术，农业气象技术以及农业经营管理技术等。 - 2 ) effect on contents of mda mda is the product that membrane lipid peroxide and the contents of mda in plants can reflect the degree of the damage that the plants are encountered to some extent . the measurement results show that the accumulation of mda in transgenic tomato were lower than that of the control , which suggested that the cell membrane system was damaged under the low - temperature stresses , meanwhile the transformants suffered the little damage than the control plants
2 )丙二醛含量：丙二醛是膜脂过氧化的产物，它在植物体内含量的高低能够在一定程度上反映植物受伤害的程度，实验结果表明转基因植株体内丙二醛的含量明显低于对照，说明转基因番茄在低温胁迫下有毒物质积累的少，膜脂过氧化程度轻，耐寒性强。 - Both reduced irradiance and defoliation caused decreased slm ( specific leaf mass ) . ( 4 ) generally , chlorophyll content and chlorophyll concentration increased with reduced light levels , the ratio of chlorophyll a to chlorophyll b of defoliated plants was higher than those of controlled plants , while in latter period , the results were contrary to that of the former period
( 4 )叶绿素含量和浓度总体上都随光照水平的降低而升高，叶绿素a / b在高光条件下显著大于低光水平下的植株，叶损失植株的叶绿素a / b值处理初期小于未受损植株，处理后期则大于未受损植株。 - How to use the property of the complex system and introduce a learning mechanism to continuously accumulate knowledge from controlled plant to accomplish design and improvement of the controller on - line , is becoming a new research area of intelligent control for the complex system . in other words , all functions of on - line learning , on - line control and performance improvement of control system are integrated in an algorithm and realized by repetition of industrial processes
如何利用复杂系统的这种特性，通过引进学习机制，不断地积累被控对象的知识，在线完成控制器的设计和改进，即把在线的学习、在线的控制与控制系统性能改善的功能综合在一个算法里，通过工业过程的不断重复加以实现，正在成为复杂系统智能控制的新的研究领域。 - The physiological reaction of c . junos under iron stress in field experiments , c . junos manifested itself as tolerant to iron stress . no chlorosis symptom was not found in its leaves when it was grown in a soil with ph 7 . 8 . in contrast , severe chlorosis was found in the control plant p . trifoliata grown under the same soil conditions , and leaf chlorophyll content as an indicator for the degree of fe deficiency in p . trifoliata was much lower than in c . junos
主要的研究结果如下： 1 ：铁胁迫下香橙的生理反应研究香橙在田间实验中表现耐缺铁，在ph7 . 8的土壤中生长正常，叶片无任何缺铁症状；但对照植物枳在同样土壤条件下却表现出明显的缺铁症状，作为缺铁程度指标的叶片叶绿素含量极显著低于香橙。