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internal combustion engines are internal. . . learn more2 3 2 0 2 4 0 4 what is the difference between internal combustion traction locomotives and electric traction locomotives? tangshan internal combustion tractor locomotive source factory will explain to you that internal combustion traction locomotives and electric traction locomotives are both a type of train traction locomotives, but their principles and driving methods are different.
1、precision mechanical processing, precision machining of automotive accessories, copy parts processing, aluminum alloy processing manufacturers, and their business scope covers shenzhen, guangzhou, huizhou, dongguan, zhongshan, foshan, jiangmen and other places in guangdong.
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4、illustrate: wap compass, as the name suggests, can indicate direction, but why is it not called, compass, the origin of the compass. the compass originated in china first. it was invented in the song dynasty in 960 and 1279. at that time, people used magnets to grind into fine powder, sprinkled on smooth and flat stone slabs, and then used a fine needle to penetrate the middle and suspended on the stone slab. when the needle stabilizes, it will point to the north and south direction. the principle of the compass. the principle of the compass is the earth's magnetic field. there is a huge magnetic core inside the earth, which will produce a magnet... e/config/config.php design and technical advantages
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