Paper giants have raised prices one after another, and the market is ushering in a new wave of price increases. It is reported that since mid-February so far, the current base paper mill has completed four rounds of price increases, generall…
Despite the differences in Si distribution related to how PS was applied to the plants, root and foliar applications affected all the epidemic components compared to the non-Si control treatment, except for the LP. However, the effects of PS applicat...…
It is used in optoelectronics, high temperature, and high power devices, and high There are broad prospects in the application of high-frequency microwave devices.…
Again, as long as your crystals are not sensitive to either light or water, you can submerge the crystal in a bowl of sea salt and water and then place it in bright sunlight. The sun will further energize the cleansing water, and as the stone becomes...…
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