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The shifting drive bearing is a new spe-cial type bearing with supporting function as well as speed change function.

变速传动轴承是一种新型的既具有支承功能又具有变速功能的新型特种轴承。

With sympathetic vibration demodulation of the vibration signal of the low-speed, high-load bearing which is realized by means of generalized harmonic wavelet transformation, the impact information of faulty hearing is extracted, which promises a new and effective method for the fault diagnosis of the bearing.

通过广义谐波小波变换实现低速重载轴承振动信号的共振解调，从而提取出故障轴承的低频冲击信息，为低速重载轴承的故障诊断提供了一种新的有效方法。

The following produce bearing trees are found near many villages: Stillinga Sebifera or Tallow tree (lozenge shaped leaves covered in autumn with fruit capsules furnishing vegetable tallow) and Aleurites Fordii or wood oil tree (large cordate leaves, large white flowers in May and in autumn bearing fig-like fruit with a green leather like shell).

附近很多村庄里有结果子的树：像乌桕树（叶子成菱状、秋天结果实、果实里能用来榨油）和油桐树（叶子成大心形，五月开白色大花，秋天结绿色无花果，果皮坚厚）。

New accessible long-term production and sale of foot brush pressure molding machine, drilling machine pressure foot gong machine spindle molding machine fittings imports of Chinese-made machine stress foot brush, foot stress tablets rigs such as the development of knife Block Sales: Taiwan substantial, Taiwan Li-song, Taiwan's total grid, Taiwan Ende, Germany SCHMOLL, Italian PLURITEC, USA ACC, the United States EXCELLON, Japan's Hitachi, Switzerland POSALUX, Chongqing substantial Vientiane, Chengdu Tianma stars VEKEN Han ten thousandNC NC East Units Klingelnberg long Ze 6 The United States United States Telemark Telemark 5 JAGER various drill chucks knife Block molding machine needle plate for industrial use in vitro toothbrush cleaning rod pin brush sets Central, QIC thrust bearing, air bearing surrounding the circuit board supplies, such as fittings, quality and high precision, stable quality, price concessions, there are hundreds of traders PCB supplies, drilling machine repair business with the Division has built cooperative relations many enterprises are designated suppliers, are popular among clients trust and support.

新易达公司长期生产，销售成型机压力脚毛刷，钻孔机压脚，锣机主轴配件成型机进口国产机压力脚毛刷，钻机压力脚垫片刀座等开发销售：台湾大量、台湾力嵩、台湾总格、台湾恩德、德国SCHMOLL、意大利PLURITEC、美国ACC、美国EXCELLON、日本日立、瑞士POSALUX、重庆大量万象、成都星维科天马大族数控万达松林数控东台KlingeLnberg 龙泽美国玛克6 美国玛克5 JAGER等各种钻机成型机夹头刀座针盘工业用牙刷试管通条刷销钉套环、QIC止推培林，空气培林等线路板周边耗材配件，品质精度高、质量稳定，价格优惠，全国有数百个PCB耗材贸易商，钻孔机维修商与本司建有合作关系，是众多企业公司指定的供应商，深受广大客商信任和支持。

In this paper ,to overcome the shortcomings in 3MK133 Groove Grinder's hybrid spindle system that the shallow slots of the throttler are easy to be blocked and difficult to be disassembled to clean,we use the throttler which is put on the big-side surface of the conical bearing to replace the traditional throttler, change gap throttling to capillary throttling, and adjust the taper of the conical bearing , oil return way , seals and sealed mode.

针对 3MK133沟道磨床动静压主轴系统中，节流器浅沟容易堵塞及拆卸清洗不便等缺陷，提出采用端置式节流器替代原有的内置式浅沟节流器，变间隙节流为毛细管节流，并相应调整了主轴系统中圆锥轴承的锥度、回油通路、密封装置及密封方式。

Upper Triassic series Chang 3 oil-bearing formation in the study area is the main oil-bearing formation in Zhenbei Area.

研究区内的上三叠统延长组长3油层组是镇北地区重要的含油层系。

Trunnion bearing is rolling bearing with low speed and high load, if faults such as point erosion, peeling and roller fragmentation, happen in the manufacture process, it will bring vast economic losses, and will take much time and costs to maintain it.

耳轴轴承为低速重载滚动轴承，在其运行过程中一旦发生局部点蚀、剥落以及滚动体破碎等故障，会引起较大的经济损失，而对其进行检修往往要花费大量的时间和费用。

Using Reynolds equation to derivate the formula for calculating bearing pressure distribution,then calculate pressure distribution of main bearing shell of tube mill on the basis of this formula.

本文用雷诺方程推导出计算轴承压力分布的差分公式；并以此为依据，计算管磨机主轴承轴瓦的压力分布；并为轴瓦的结构设计提出建议。

Design a uniform magnetic field of magnetic bearing test system, and in accordance with the output to meet the requirements of the bearing samples.

设计出一种磁悬浮轴承磁场均匀性测试系统，并根据系统的输出选择符合要求的轴承样品。

Came 18 days on March 17, teach working committee organization by worker of resource of manpower of association of Chinese bearing industry supply and demand of graduate of school of bearing industry ability met 2007 meeting in axis of the name of a river in Shaanxi and Henan provinces vestibule school is held successfully.

3月17日至18日，由中国轴承工业协会人力资源职工教育工作委员会组织的2007年轴承行业技校毕业生供需见面会在洛轴技工学校成功举办。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48