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The traditional sleeper is usually the representative of the low-end model. When the reporter walks into the Hagrid sleeping car, he sees another scene, a luxurious leather seat, a 140-degree angle of inclination, and ample seating space. Adhering to the heart-bearing…
Recently, at the Shaanxi Province Science and Technology Commendation Conference, the 10-speed series of transmission products independently developed and developed by Fast had won the 2011 “Shaanxi Provincial Science and Technology Awardâ€. At this point,…
It is not uncommon for marine pollution caused by soda ash and alkali liquor in soda ash enterprises. Before the onset of the flood season this…
As an emerging industrial park, Wuqing Auto Parts Industrial Park has been focusing on the development of automobile-related industries as the focus of investment promotion in the park. It has actively promoted the development of specialization of related industries …
The hypothesis that a low-calorie diet will prolong life spans originated from a study of laboratory mice in the 1930s. However, until the 1980s, this theory suddenly became popular. Scientists report that for yeas…
The tire labeling regulations and related new standards in Europe, the United States, Japan, and South Korea will soon be implemented in succession, placing higher requirements on …
The new national standard "Car Travel Recorder" (GB/T19056-2012) will be officially implemented on September 1. The new national standard "Car Travel Recorder" can better record fatigue driving, vehicle speeding, and full driving conditions. The "black box&qu…
The finite element model of the vibration of the gear structure is complicated by the gear structure, and its structure is often simplified in the structural dynamic analysis. It is now simplified to a circular plate. The geometric parameters of the gear are: Z=30, m=40mm, inner diameter i…