另一方面，发烧友依然坚持听传动式唱片，这种唱片播放时颤音更少，并且有更高的音频质量- - -它跟磁带一样历久弥新。
Audiophiles, on the other hand, stick to belt-driven models which produce less vibration when spinning and maintain higher audio quality — they've also been around as long as direct-drive models.
全新的自动灌胶封装工艺，更加科学稳定的传动系统设计，更丰富的产品型号，全面提升了两面翻显示屏的应用范围。
With new automatic glue encapsulation technology, more scientific and stable transmission system design, more various product models, they comprehensively promoted application ranges of LED screens.
渐开线内啮合弧面蜗杆是我们近几年来提出和研制的一种新型蜗杆传动。
This paper is the first report on theoretical research of the involute, internallyengaged, double-enveloping worm gear drive.
论述了面齿轮传动的研究现状及需要进一步研究的问题。
The research state and problems to be further researched on the face gear drive are discussed.
为此，郑州机械研究所针对低速重载齿轮传动领域设计了ZY-1型硬齿面双圆弧齿轮齿形。
Aiming at heavy duty and low speed gear transmission, Zheng Zhou Research Institute of Mechanical Engineering puts forwards ZY-1 case- hardened double-circular-arc gear.
蜗杆与蜗轮均为硬齿面，适于动力传动的新型环面蜗轮副。
Such a new type of hourglass worm pair is particularly-favorable for power transmission.
强劲的硬齿面动力传动系统，经久耐用且保证了稳定的挤出量和优异的产品质量。
Strong and durable hard-surface drive system makes sure the stable output and good quality.
提出了运动优化的方法，通过预设传动误差抛物线函数，使齿面啮合时运动误差和不连续性减至最小。
The motion optimization method is proposed, by which transmission errors anddiscontinuousness of tooth surface meshing is decreased to minimum.
两共轭齿面沿接触线法向的诱导法曲率是衡量机械传动性能的重要指标之一。
The induced normal curvature of two conjugate tooth surfaces along normal direction of contact line is one of the important indexes evaluating mechanical transmission performances.
调整开式齿轮传动齿合间隙，齿面接触良好。
Adjust the opening gear transmission, the tooth contact is good.
其一对共轭齿面均可精确磨削。因此，该传动不仅可以提高传动精度，而且又能提高承载能力和延长使用寿命。
Because a pair of conjugate surface can be ground precisely, the transmission accuracy of the worm drive is improved, the load-carrying capacity is increased and service life is prolonged.
本文阐述了平面二次包络弧面蜗杆传动的几何特征，引用数学方程对这些特征加以说明，进而提出了啮合参数选择原则。
In this paper, the geometric characteristics of worm drive with double enveloping arc surface machined by datum-plane tool are stated.
分析装配误差对正交面齿轮传动的影响是开展面齿轮传动工程应用的重要基础理论之一。
Theoretical analysis of the impact of assembly errors on orthogonal face gear drive is critical to the application of face gear drive.
在此基础上建立了求取齿轮副传动误差和齿面接触点的数学模型，提出了分析齿轮传动误差和接触区域的仿真算法，并编制了相应的计算程序。
On the basis of it, the mathematical models of driving error and contact point are set up, then the emulation algorithm is put forward and the program is worked out.
弧面分度凸轮机构是一种用于两垂直交错轴间的间歇分度步进传动机构。
Globoidal indexing CAM mechanical is one of the intermittent transmission mechanical which applied to two axes of upright interleaving.
在少齿差内啮合传动中，存在多对接近啮合的小间隙齿面于理论啮合点左右，轮齿受力产生的微小变形使得某些对齿面相互接触进入啮合状态。
In small tooth difference of inner meshed transmission, there were a few pairs of tooth faces which were apart from each other for a small gap beside the contact point generated by two meshed teeth.
给出了超环面行星蜗杆传动啮合效率、齿面磨损量和弹流油膜厚度的分布规律及其随传动参数的变化规律。
The distribution of engaging efficiency, EHD oil film thickness and tooth face wear and their changes along with transmission parameters are presented.
结合工程应用实例阐述了平面二次包络弧面蜗杆传动的设计思路与应用方法，得到较为理想的结果。
This paper expounds the design thinking and application method of the plane twice covered curve worm drive combined the engineering example, and gains the astisfied result.
二齿差摆线针轮行星传动，由于具有较强的齿面抗胶合能力，因而在小传动比的传动中，得到了广泛的应用。
The two teeth difference cycloid gearing now is widely applied in the low transmission ratio gearing because of its anti-gluing performance .
用齿面接触分析法求解了存在制造误差时修形传动的齿面接触状态和运动精度。
The tooth contact and kinematic precision of the modified worm gearing with manufacturing errors has been investigated by the TCA method.
液压传动技术有其不可比拟的优点，但又有它脆弱的一面。
Hydraulic technology possessed in comparable advantage, but it had weak in another hand.
液压传动。减压阀、顺序阀、卸荷阀、节流阀和止回阀。安装面。
Hydraulic fluid power - Pressure reducing valves, sequence valves, unloading valves, throttle valves and check valves - Mounting surfaces.
只要改变小齿轮齿数或齿轮齿面硬度及相应的有关参数，可得到齿轮传动计算的不同结果。
Changing the number of the teeth of a pinion gear or the hardness of the surface of tooth and other parameters, the different results will be gained.
点接触齿面的接触点位置对安装误差的敏感性是衡量齿面传动性能的一个重要指标。
The error sensitivity of contact position of point-contact tooth surfaces with respect to the mounting errors is an important index to evaluate the gearing performance.
本文对于这种新型传动副，建立了数学模型，推导出了若干基本方程序，并且进行了齿面接触分析。
For the worm gear set, a mathematical model is set up, basic equations are derived, and tooth contact analysis is carried out.
试验结果表明，钻头的机械钻速与传动比、齿面结构、岩石性质及钻井参数有密切的关联，为改进这两种钻头的设计提供了重要依据。
The test result shows the penetration rate of the bit is closely related to the transmission ratio, cutter teeth structure, rock character and drilling parameters.
本文主要研究了正交面齿轮的齿面生成、正交面齿轮传动的弯曲应力和接触应力的有限元分析。
In this thesis the generation of orthogonal - aligned - shaft face gear, finite element analysis (fea) of the bend stress and contact stress of the fg drive are studied.
闭式软齿面齿轮传动设计中，常受齿面接触疲劳强度的限制。
Designs o? The closed soft surface gear transmissions are generally restricted by the contact fatigue strength.
加热炉体采用圆形皮带传动，正交面置，使系统运行平稳而可靠。
Furnace body using circular belt, orthogonal plane home, allowing the system to run a smooth and reliable.
然而，我国对硬齿面双圆弧齿轮传动承载能力及可靠性的研究尚属起步。
However, research on loading capacity and reliability of this kind gear is still at initial stage.
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