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The main bearing of the world's largest shield tunneling machine independently developed by China is offline

The main bearing of the world's largest shield tunneling machine independently developed by China is offline

Source: People's Daily Weibo Replay suspend 00:07 / 00:49 direct seeding 00:00 Enter full screen 0 Click and hold to drag videos The main bearing of the world's largest shield tunneling machine, developed independently by China, is offline. The bearing is a "big iron ring" with a diameter of 8...

Global mobile phone sales impact! Huawei declines, Apple loses its throne, and China grabs 3 seats

Global mobile phone sales impact! Huawei declines, Apple loses its throne, and China grabs 3 seats

Hello everyone, I am Hhf from Wonderful BeachWith the saturation of the global mobile phone market and the intensification of competition among major brands, the ranking of the global sales list of mobile phones has also undergone a series of changes. Huawei fell out of the list, Apple lost its global number one position, and Chinese brands held three positions on the list due to their strong strength...

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