查询词典 pipe coupling

Crown gear coupling can compensate the radial and axial displacement and angular displacement between axes. Its structure is compact. It can transmit motion reliably and accurately and avoid the stress concentration in sharp corner of teeth. So this coupling's carrying power is large.

具有补偿轴线间相对径向位移、轴向位移和角位移的能力，并且结构紧凑，传递运动准确、可靠，能有效地避免齿的尖角应力集中，具有较大的承载能力。

Enterprises leading products: NC Legislative / series of horizontal machining centers, CNC milling profile, metallurgical machinery and equipment and continuous casting single-family, two-way sophisticated patch flexible coupling, bellows, zero backlash, plum blossom, the link -, Case-pins, elastic tube, the Joint Cross, Snake and the crown gear, such as small medium and large-coupling with the Z1-Z20-swelling sets, CNC turret, and so on.

企业主导产品：数控立/卧式系列加工中心、数控仿型铣、冶金连铸机械设备以及系列单、双向精密膜片弹性联轴器、波纹管、零背隙、梅花、连杆式、套柱销式、弹性管、十字万向节、蛇形及鼓形齿式等大中小型联轴器与Z1-Z20型胀紧套、数控刀架等。

In this paper,the in- fluence of the coupling aperture on the sound energy decay and coupling constant in the primary room is investigated by means of the finite-difference time-domain method,and the investigation is limited within the low-frequency range.

文中运用时域有限差分法，在低频范围内模拟了耦合窗面积的改变对主厅中不同位置的耦合常数和声能衰减的影响。

For nonlinear harmonic oscillators systems of coordinate coupling and momentum-coupling, one obtains a group differential equations for physical parameters about flow parameter by the numerical analysis method, one finds this method can diagonalize the Hamiltonian.

通过数值分析物理参数随流参数变化规律，给出了对角化的哈密顿量。

Some of yellow azo pigments have been synthesized by coupling of acetoacetarylide derivates with different substituted nitroaniline diazonium salts. The relationship between pigment structure and shade, m. p., and thermal stability, and the, effect of addition of surface active agent on coupling reaction product have been studied. TGA and differential thermal analysis in air of the pigments and the variance of visible spectra reflectance have also been determined.

以不同取代的硝基苯胺衍生物为重氮组分与乙酰基乙酰芳胺衍生物为偶合组分，合成数种黄色颜料，观察了不同表面活性剂对其偶合产物性能的影响；研究了颜料分子结构与色光、熔点及热稳定性之间的关系；测定了颜料热重曲线及加热试样对可见光反射性能的变化。

The unique coupling transmission performance of the TTC-PCF shows its possible applications in the design and preparation of coupling strength continuously tunable fiber directional coupler and large mode field fiber lasers.

结合TTC-PCF展现的独特耦合传输性能，讨论了其在耦合强度连续可调光纤定向耦合器和大模场光纤激光器的设计与制备等方面的可能应用前景。

The time evolution of two-atom entanglement displays periodic entanglement and disentanglement when the coupling coefficient of Stark effect is much smaller, while the disentanglement will disappear when the coupling coefficient of Stark effect is much larger.

当 Stark 效应耦合系数很小时，两个原子间纠缠度的时间演化特性呈现周期性纠缠和退纠缠现象；当 Stark 效应耦合系数很大时，原子间退纠缠现象消失，即原子始终保持在纠缠状态。

The dissertation presents a mathematical modeling approach for the high-speed flexible linkage mechanisms equipped with bonded piezoelectric sensing/actuating elements employing a mixed variational approach with Hamilton's principle in conjunction with the finite element formulation. This model includes both the terms coupling the elastic and rigid-body motions of linkage mechanisms and the terms coupling the elastodynamics and piezoelectricity of the elements, incorporating their effects upon the mass and stiffness matrices which are in general non-symmetric.

本文以国家自然科学基金资助项目《弹性连杆机构有害振动的主、被动控制及混合控制研究》（资助号：59605001）和广东省自然科学基金项目《开链及闭链机构有害振动控制研究》（资助号：970381）为依托，对高速弹性连杆机构振动的主动控制中的建模、求解、控制律的选择、作动/传感元件的优化以及实验研究等几个关键问题进行了比较深入细致的研究，取得了一些具有重要理论意义和重大实际应用价值的成果。

In this paper, a simple method of solving the stress-fluid coupling equation at certain boundary conditions is proposed based on the corresponding relation of the seepage equation of stress-fluid coupling and heat conduction equation and using the structural mechanical module and heat conduction module in the ANSYS software.

本文根据流固耦合方程和热传导方程的对应关系，找出了在一定边界条件下，可用ANSYS中的结构力学模块和热传导模块求解流固耦合方程的简便方法。

The mutual inductance of the equivalent circuit, coupling coefficient, quality factor of the DR and microstrip coupling model have been discussed.

本文分析了振荡器的基本原理，介绍了振荡器的两种基本模型；给出了应用广泛的环路增益公式的推导过程，并提出了新的环路增益公式；讨论了振荡器相位噪声的线性化模型；介绍了锁相环的基本原理，分析了锁相环各部分电路相位噪声的传递函数。

Must have Coordination and negotiation skill, flexible ideas, and be punctilious person.

必须具备较好的协调与谈判能力，头脑灵活，工作认真仔细

Result: 18 patients are all with simple eye.The pigment mole lies in nasal and temple sides of the ball conjunctiva,in which 2 lie in lacrimal caruncle and semilunar plica.

结果：18例患者均为单眼，色素痣大多数位于内外侧睑裂部球结膜面，2例位于泪阜及半月皱襞，经激光治疗后，10例色素痣消失，有5例行再次激光后消失，2例行第三次激光后消失，1例第四次激光后消失。