There are rumors that Apple will launch the third-generation iPhone SE that supports 5G in early 2022. JPMorgan Chase analysts said that the iPhone SE 3 is likely to attract nearly 1.4 billion mid-to-low-end Android phones and approximately…
What's the meaning of 316 Stainless Steel? Alloys are frequently added to steel to improve the desired properties. For instance, the marine-grade stainlesssteel known as Type 316, is resistant to certain kinds of environment that are corrosive. Ther...…
Zinc sulfide has a refractive index of 2.37, a density of 4.0g/cm3, and an oil absorption capacity of 13g/100g. Its coverage and acid resistance are worse than 319 titanium dioxide. But ZnS does not absorb in the wavelength range of 450-500nm (blue),...…
Delivery by drone and package collection by smart cabinet have become within reach, and ordinary users can also enjoy the convenience brought by high-tech.…
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