国内自拍偷拍视频,午夜视频久久久,91av视频在线免费观看,韩国黄色精品,欧美日韩国产黄色片,国产美女久久久久,久久国产精品99久久久大便

崗位職責(zé)： 1. responsible for ct detector architecture design, research and development, simulation and performance improvement; 2. develop performance analysis tools of detector data; 3. design detector performance test concept, reliability design and verification method; 4. complete the technical documents required for the project development process. 任職資格： 1. master the basic knowledge and imaging principles of ct equipment, master degree or above, doctoral degree is preferred; 2. leading the design of medical ct detectors, experience in the research and development of wider detectors is preferred; 3. knowledge of x-ray physics, digital signal processing and numerical analysis; 4. skilled in analog circuits and high-speed digital circuit design projects.