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A few days ago, Wing Technology has launched a new generation of solar LED digital signage displays, which is in line with the current trend of energy conservation and environmental protection and reduces recurring expenditure costs.
The newly introduced LED large-scale digital display adopts a higher frequency change speed, improves the gray level, reduces the distortion rate, and solves the problem of early attenuation due to overheating of the LED. In addition, it can produce digital display billboards in accordance with the needs of customers. It can provide secondary development, allowing demanders to expand the functionality of existing software, and provide the best quality outdoor display for the advertising industry, distributors and manufacturers.
The product can be used in floating and digital display at a glance in size and brightness at a distance. It can display current information in real time. LED production billboards and production management billboards, plus external solar cell modules, will be used. More extensive.
Venous cannula is also a deep venous puncture catheter. The method is to select the appropriate puncture site and insert the needle under the skin, and insert the needle with negative pressure until the dark red blood is absorbed, indicating that the needle has entered the vein, and the guide wire is inserted. Withdraw the puncture needle to leave the guide wire in the blood vessel, and then insert the venous catheter that needs to be indwelled along the guide wire, then exit the guide wire, inject diluted heparin saline and fix the catheter, the deep venous catheterization is completed. The veins for puncture and catheterization are usually selected clinically, including the subclavian vein, internal jugular vein, and femoral vein. After the puncture catheter is indwelled, attention must be paid to the care of the puncture site to avoid infection with thrombus or catheter falling off.
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