Screw conveyor and its parts are made of high strength plastic screw conveyor according to the conveyor chain, also known as food screw conveyor, spiral elevator, mainly for conveying large products.
Purpose: to evaluate the imaging methods and display ability of spiral ct three dimensional (3d) reconstruction of auditory ossicular chain and its clinical application.
目的：探讨正常和异常听骨链三维(3d)重建的成像方法及其临床初步应用。
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Tension device for spiral taut, make it easy to adjust the chain.