linear adj. 1.线的,直线的。 2.长度的。 3.【数学】一次的,线性的。 4.【动、植】线状的;细长的。 5.由线条组成的,以线条为主的,强调线条的。 linear amplification 直线放大。 a linear equation 一次方程式。 a linear leaf 线形叶。 linear arts 线条艺术。
variable adj. 1.易变的,变化无常的,无定的 (opp. constant, steady)。 2.可变的,能变的;变换的。 3.【数学】变量的;【天文学】变光的;【生物学】变异的。 Prices are variable according to the exchanges. 物价跟着汇率变动。 a man of variable character 反复无常的人。 a rod of variable length (伸缩)如意棒。 a word of variable construction 可以作种种解释的词。 variable capital 可变资本。 a variable budget 临时预算。 n. 1.易变的东西。 2.【数学】变量,变数,变项,变元 (opp. constant);【天文学】变星 (=variable star);【航海】(方向不定的)变风,不定风 (opp. trade wind); 〔pl.〕 (贸易风带中的)变风带。 adv. -ably ,-ness n.
As for the dynamic performance , the linear variable differential transformer ( lvdt ) displacement sensor using signal conditioner ad598 is not so good , so the differential rectifier is designed as the measuring circuit of the sensor so as to increase its cross - over frequency . also , the static test and dynamic test is made for the sensor along with the lvdt 由于使用线性差动变压器信号处理芯片ad598为测量电路的差动变压器式传感器的动态性能不够理想,本文设计制作了差动整流电路作为差动变压器式传感器的测量电路以提高传感器的截止频率,并对差动变压器式传感器进行静态和动态标定。
The characteristic value of the so - called inverse algebraic eigenvalue problem is that under certain restrict conditions against the question , elements of matrix are determined according to eigenvalue or eigenvector . the practical inverse alebraic eigenvalue problem arose in phisical chemistry in the study of molecular structures . it arises in various areas of application in a lot of filelds , such as dispersed system of physical mathematic , design of vibration system of the structure , correct and control , particle nuclear spectroscopy , linear variable control system and so on 所谓代数特征值反问题就是在一定的限制条件下,根据给定的特征值或特征向量决定矩阵的元素,它是在研究物理化学中研究分子结构时发现的。矩阵特征值反问题在数学物理反问题的离散系统、结构振动系统的设计、校正与控制、粒子物理的核光谱学、线性多变量控制系统的极点配置等许多领域都具有重要的应用。
Several semi - active control algorithms used in the semi - active suspension system with mr dampers are proposed and developed including the " on - off " voltage controller , the continuously linear variable voltage controller , the modulated continuously linear variable voltage controller based on " sky - hook " damping concept and the hybrid controller based on the combination of " sky - hook " damping concept and " ground - hook " damping concept and the fuzzy logic controllers using measurements of the relative displacement between the sprung and unsprung mass or the absolute acceleration of the sprung mass as the input variables of fuzzy logic controllers . the simulation models were prepared in matlab ? simulink ? fuzzy toolbox programs . the experiment setup of the semi - active suspension system with mr dampers in the lab has been designed and developed 根据磁流变阻尼器特性和对悬架系统动力学特性的规律性研究,为磁流变阻尼器设计了基于“天棚”阻尼控制概念的“ on - off ” 、线性连续和修正的线性连续控制策略,基于“地棚”阻尼控制概念的磁流变阻尼线性连续控制策略, “天棚”阻尼和“地棚”阻尼控制概念线性组合起来的磁流变阻尼混合控制策略,根据模糊控制原理设计了以簧载质量和非簧载质量间相对位移或簧载质量加速度分别作为输入变量的模糊逻辑控制器用于磁流变阻尼半主动悬架的智能控制。