在应用无差动法滚切斜齿圆柱齿轮的基础上，通过理论推导和实验验证，得出进一步减少斜齿轮齿向误差的可行的挂轮选配新方法。
Through theoretical derivation and experimental verification, a new method is obtained for further reducing tooth curve error of oblique gear and for choosing feed gear wheel.
悉尼港口大桥，世界上最著名的大桥之一，看起来美极了，我已做好了攀登的各种准备，一切都步上了轨道。
Sydney's Harbor bridge, one of the most famous Bridges in the world, looks so beautiful. I have decided nearly all the details to climb it. All are coming together nicely.
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