查询词典 damping-off

The effects of damping,detuning, bandwidth and magnitudes of deterministic and random excitations were analyzed.

用多尺度法分离了系统的快变项，给出了系统响应的振幅和相位角满足的方程。

A kind of epoxies composites composed of flexible epoxy and rigid epoxy was prepared by using polyamine as curing agent and damping properties of the composites were studied.

以三乙烯四胺为固化剂，将柔性环氧树脂FE1与刚性环氧树脂CYD127共混，制备出FE1/CYD127环氧树脂复合材料，分析研究了材料的阻尼性能。

The following exciting results are derived: 1 When considering the influence of some nonlinear elements such as hard-limit of exciters, the effects of some devices such as Power System Stabilizer, Unified Power Flow Controller and Static Var Compensator as well as using real parameter values of power systems in simulation , the SNB surface and the HB surface on the boundary of small signal stability region will turn close to each other and even coalesce together; 2 Under some conditions, coupling between slow exciters and shunt capacitors will bring negative damping in power system dynamics, which increases the possibility of oscillatory instability, so that a power system with mass shunt compensators is easily subjected to the oscillatory instability.

同时发现：1 系统中的慢速励磁，在某些情况下会与并联补偿电容器组产生负阻尼现象而显著降低系统的动态性能，大大增加系统出现振荡失稳的可能性；2 在采用较多并联电容器组补偿的电力系统中，更容易出现振荡型失稳。

The other is a larger exhaust resistance, such as a valve in the exhaust pipe on the road, small pipe, large damping sensors, non-specific silencer in the exhaust below the liquid level, the gas discharged into the closed or semi-closed containers.

另一类是排气阻力较大，比如在排气管路上有阀、细小弯管、大阻尼传感器、非专用的消音器、在液面以下排气、气体排往密闭或半密闭容器等。

For the purpose of engineering application for experimental CMS, the damping CMS theory has been developed.

以工程实际的试验模态综合为目的，发展了自由界面下阻尼结构的模态综合理论。

Gas-liquid damping vat makes sure the even timing for cutting feed and stable operation.

气液阻尼缸实现进给调速均匀，运动平稳。

The effects of styrene butadiene latex, polyester fiber,graphite and silicon powder on compressive strength and damping ratio of concrete were analyzed.

研究了羧基丁苯胶乳、聚酯纤维、石墨、硅粉等掺合料对混凝土的抗压强度和阻尼性能的影响，并对羧基丁苯胶乳、硅粉和石墨的作用机理进行了探讨。

Keywords: matrix converter; input filter; damping factor; EMI

关键词﹕矩阵变换器；输入滤波器；阻尼系数；EMI

The stability conditions are extracted by analyzing the open-loop transfer function of three-order charge PLL. It shows that the stability are mainly affected by the ratio of the two capacitors of the two-order loop filter, loop damping factor and loop zero. The ranges of these parameters are also calculated.

通过分析三阶电荷泵锁相环的开环传输函数来确定系统的稳定性条件，得出了系统的稳定性主要与二阶滤波器两电容的比值、系统的衰减因子以及系统的零点分布有关，并计算出在不产生过冲的情况下这些值的范围。

Two bars of belt chain fire grate; two flakes of small louver fire grate; one middle clamping sheet; one side clamping sheet; two flakes of large louver fire grate; one middle clamping sheet of large louver fire grate; one side damping sheet of large louver fire grate; one roller; two bars of cross girder fire grate; one adapter; two flanges; one valve body.

产品/Product：炉排付片二件；小鳞片炉条二件；中夹板一件；边夹板一件；大鳞片炉条二件；中夹板一件；边夹板一件；滚柱一件；横梁炉排中片二件；阀体一件；适配器一件；法兰二件。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。