Look for cracks in the lower part of the engine to charcoal, slowly bake, open the tank at the same time, inject warm water into the tank, do not inject boiling water, the water temperature can be gradually increased, up and down at the same time, until the ice melts, from The discharge valve flows out, then closes the valve, fills up the hot water, wipes the external dirt, finds the cracked place.
Treatment measures 1. After cracks are found, they should be repaired, glued, or iron plated as appropriate. 2. If the water tank radiator core leaks water and the quantity is small, both ends of the water pipe core can be blocked and used. If there is more crack, use it after welding.
Desktop Type Dental Milling Machine
The chair side CAD / CAM repair system has obvious advantages in aesthetic effect, operation time, patient participation and operation convenience. Discussion: traditional repair method: after the model is transferred, it will be sent to the technician's room for processing and making the final prosthesis. About one week, the final prosthesis will be tried on, grinded and bonded. The prosthesis was made in the technician's room. The patients need to accept the aesthetic effect of the prosthesis passively without any sense of participation. The implant repair method of chair side CAD / CAM system: obtain computer three-dimensional model by blue light scanning method, design and make personalized abutment and all ceramic restoration on computer, dye, glaze and bond after trial wearing, the whole restoration is made by chair side, patients can directly participate in the restoration design, and feel more involved. Conclusion: in the implant area of the anterior teeth, compared with the traditional implant repair method, the chair side repair system can get more satisfactory results, which is worthy of clinical application and promotion.
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