In the past two months, on the background of weaker demand expectations, international crude oil prices have fallen by more than 20%. Analysts said that the poor macro data of major overseas economies, under the expectation of economic recession, cru…
In fact, from the mobile phone accessories industry category, charger or just the tip of the iceberg. The research found that mobile phone accessories can be roughly divided into built-in mobile phone accessories and external mobile phone accessories…
What is Aluminum Silicon Carbide?It is similar to aluminium. Silicon carbide ceramics are also well-known and often called steel sand. The silicon carbide used to make millstones is also found in grinders and blades. It is harder than cubic boron but…
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