Category: 202104
Chongming Chinese cabbage

Known as yellow sprouts, this county has more than 100 years of planting histor…

Food packaging machinery industry is facing reshuffle

The China Food Industry Association's "Proposal for the Outline of the National Food …

Dongfeng Xiaokang stirred up the micro-car market


Which segment market is the most stable in the auto industry sales ranking in the last 10…

First aid method for damage of carburetor idle speed solenoid valve

Many models of Hyundai Motor are equipped with an idle solenoid valve on the carburetor. If the…

Effect of front guide vane adjustment on pump performance and usage control

Abstract: In the second phase project of water diversion from the upper reaches of Huangpu …

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