DB组合，DF组合及四点接触、双列角接触球轴承可承受径向和双向轴向负荷。
DB combinations, DF combinations and four-point contact, double row angular contact ball bearings can withstand radial and bi-axial load.
较小的双列角接触球轴承没有填充槽(图1.15a和b)，使他们可以从双方的轴向加载。
Smaller double-row angular contact ball bearings do not have a filling slot (Figure 1.15a and b) so that they can be axially loaded from both sides.
四点接触球轴承为可分离型轴承，可承受双向轴向载荷，并有单列和双列角接触球轴承的功能。
Four pionts Angle contact ball bearing is separable bearing, it can be subject to bi-directional load and have the function of both single row and double rows bearings.
DAC系列轮毂轴承是由一个整体外圈和两个可分离内圈组成的双列角接触球轴承，有带密封圈和不带密封圈两种结构。
DAC series wheel bearing is a double row angular contact ball bearing incorporating an integral outer ring and two separable inner rings which is available with seals or without seals.
较大的双列角接触球轴承有一个填充槽(图1.15c和d)为一方，一机加工黄铜保持架或压片钢挥舞着每球丝带笼集。
Larger double-row angular contact ball bearings have a filling slot (Figure 1.15c and) on one side and a machined brass cage or a pressed sheet-steel waved-ribbon cage per ball set.
汽车空调器是汽车上的重要辅助设备之一，汽车空调电磁离合器用双列角接触球轴承结构与性能的好坏，直接影响汽车空调压缩机的性能。
The structure and functions of double row angular contact ball bearings for electromagnetic clutch in air-conditioner will directly influence the performance of the compressor.
汽车空调器是汽车上的重要辅助设备之一，汽车空调电磁离合器用双列角接触球轴承结构与性能的好坏，直接影响汽车空调压缩机的性能。
The structure and functions of double row angular contact ball bearings for electromagnetic clutch in air-conditioner will directly influence the performance of the compressor.
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